Home / 112,800.29-169,194.20-37,912.70

Finding the Fourth Proportional to 112,800.29, 169,194.20 and 37,912.70

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Solution

The fourth proportional to 112,800.29, 169,194.20 and 37,912.70 is: 56,866.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,800.29 : 169,194.20 = 37,912.70 : x
  2. Step 2: Convert to fraction form
    112,800.29/169,194.20 = 37,912.70/x
  3. Step 3: Cross multiply
    112,800.29x = 169,194.20 × 37,912.70
  4. Step 4: Simplify right side
    112,800.29x = 6,414,607,910.81
  5. Step 5: Solve for x
    x = 6,414,607,910.81/112,800.29
  6. Step 6: Final answer
    x = 56,866.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.