Home / 87,932.12-131,906.30-24,753.20

Finding the Fourth Proportional to 87,932.12, 131,906.30 and 24,753.20

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Solution

The fourth proportional to 87,932.12, 131,906.30 and 24,753.20 is: 37,132.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,932.12 : 131,906.30 = 24,753.20 : x
  2. Step 2: Convert to fraction form
    87,932.12/131,906.30 = 24,753.20/x
  3. Step 3: Cross multiply
    87,932.12x = 131,906.30 × 24,753.20
  4. Step 4: Simplify right side
    87,932.12x = 3,265,103,025.16
  5. Step 5: Solve for x
    x = 3,265,103,025.16/87,932.12
  6. Step 6: Final answer
    x = 37,132.09

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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.