| A | × | 15000 | = | 1200000 | − | 174359 | + | 6216 | + | 200 | + | 200 | + | ( | 200 | + | 100 | + | 15000 | A | × | 13 10000 | ) | + | ( | 15000 | A | × | 5 100 | + | 200 | + | 200 | ) | + | 3000 | A |
| Right side of the equation = | 1032257 | + | ( | 200 | + | 100 | + | 15000 | A | × | 13 10000 | ) | + | ( | 15000 | A | × | 5 100 | + | 200 | + | 200 | ) | + | 3000 | A |
| 15000 | A | = | 1032257 | + | ( | 200 | + | 100 | + | 15000 | A | × | 13 10000 | ) | + | ( | 15000 | A | × | 5 100 | + | 200 | + | 200 | ) | + | 3000 | A |
| Right side of the equation = | 1032257 | + | 200 | + | 100 | + | 15000 | A | × | 13 10000 | + | ( | 15000 | A | × | 5 100 | + | 200 | + | 200 | ) | + | 3000 | A |
| = | 1032257 | + | 200 | + | 100 | + | 39 2 | A | + | ( | 15000 | A | × | 5 100 | + | 200 | + | 200 | ) | + | 3000 | A |
| = | 1032557 | + | 6039 2 | A | + | ( | 15000 | A | × | 5 100 | + | 200 | + | 200 | ) |
| = | 1032557 | + | 6039 2 | A | + | 15000 | A | × | 5 100 | + | 200 | + | 200 |
| = | 1032557 | + | 6039 2 | A | + | 750 | A | + | 200 | + | 200 |
| = | 1032957 | + | 7539 2 | A |
| 15000 | A | = | 1032957 | + | 7539 2 | A |
| 15000 | A | − | 7539 2 | A | = | 1032957 |
22461 2 | A | = | 1032957 |
| A | = | 1032957 | ÷ | 22461 2 |
| = | 1032957 | × | 2 22461 |
| = | 344319 | × | 2 7487 |
| A | = | 688638 7487 |
| A | = | 91.977828 |