| 240 | ÷ | ( | x | − | 93 100 | ) | = | 250 | ÷ | ( | 107 100 | − | 93 100 | ) |
| 方程两边同时乘以: | ( | x | − | 93 100 | ) | , | ( | 107 100 | − | 93 100 | ) |
| 240 | ( | 107 100 | − | 93 100 | ) | = | 250 | ( | x | − | 93 100 | ) |
| 240 | × | 107 100 | − | 240 | × | 93 100 | = | 250 | ( | x | − | 93 100 | ) |
| 240 | × | 107 100 | − | 240 | × | 93 100 | = | 250 | x | − | 250 | × | 93 100 |
1284 5 | − | 1116 5 | = | 250 | x | − | 465 2 |
168 5 | = | 250 | x | − | 465 2 |
| - | 250 | x | = | - | 465 2 | − | 168 5 |
| - | 250 | x | = | - | 2661 10 |
2661 10 | = | 250 | x |
| 250 | x | = | 2661 10 |
| x | = | 2661 10 | ÷ | 250 |
| = | 2661 10 | × | 1 250 |
| x | = | 2661 2500 |
| x | = | 1.0644 |