Home / 87,306.41-131,146.19-62,505.83

Finding the Fourth Proportional to 87,306.41, 131,146.19 and 62,505.83

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Solution

The fourth proportional to 87,306.41, 131,146.19 and 62,505.83 is: 93,892.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,306.41 : 131,146.19 = 62,505.83 : x
  2. Step 2: Convert to fraction form
    87,306.41/131,146.19 = 62,505.83/x
  3. Step 3: Cross multiply
    87,306.41x = 131,146.19 × 62,505.83
  4. Step 4: Simplify right side
    87,306.41x = 8,197,400,969.32
  5. Step 5: Solve for x
    x = 8,197,400,969.32/87,306.41
  6. Step 6: Final answer
    x = 93,892.32

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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.