Home / 89,877.92-124,032.17-49,593.11

Finding the Fourth Proportional to 89,877.92, 124,032.17 and 49,593.11

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Solution

The fourth proportional to 89,877.92, 124,032.17 and 49,593.11 is: 68,438.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,877.92 : 124,032.17 = 49,593.11 : x
  2. Step 2: Convert to fraction form
    89,877.92/124,032.17 = 49,593.11/x
  3. Step 3: Cross multiply
    89,877.92x = 124,032.17 × 49,593.11
  4. Step 4: Simplify right side
    89,877.92x = 6,151,141,321.59
  5. Step 5: Solve for x
    x = 6,151,141,321.59/89,877.92
  6. Step 6: Final answer
    x = 68,438.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.