Home / 87,337.76-131,006.52-37,385.46

Finding the Fourth Proportional to 87,337.76, 131,006.52 and 37,385.46

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Solution

The fourth proportional to 87,337.76, 131,006.52 and 37,385.46 is: 56,078.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,337.76 : 131,006.52 = 37,385.46 : x
  2. Step 2: Convert to fraction form
    87,337.76/131,006.52 = 37,385.46/x
  3. Step 3: Cross multiply
    87,337.76x = 131,006.52 × 37,385.46
  4. Step 4: Simplify right side
    87,337.76x = 4,897,739,013.20
  5. Step 5: Solve for x
    x = 4,897,739,013.20/87,337.76
  6. Step 6: Final answer
    x = 56,078.14

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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.