| 12 | × | 5499 50 | ÷ | ( | 5499 50 | + | x | ) | = | 1143 100 |
| 方程两边同时乘以: | ( | 5499 50 | + | x | ) |
| 12 | × | 5499 50 | = | 1143 100 | ( | 5499 50 | + | x | ) |
| 12 | × | 5499 50 | = | 1143 100 | × | 5499 50 | + | 1143 100 | x |
32994 25 | = | 6285357 5000 | + | 1143 100 | x |
| - | 1143 100 | x | = | 6285357 5000 | − | 32994 25 |
| - | 1143 100 | x | = | - | 313443 5000 |
313443 5000 | = | 1143 100 | x |
1143 100 | x | = | 313443 5000 |
| x | = | 313443 5000 | ÷ | 1143 100 |
| = | 313443 5000 | × | 100 1143 |
| = | 34827 50 | × | 1 127 |
| x | = | 34827 6350 |
| x | = | 5.484567 |