Home / 87,593.75-131,288.13-40,213.42

Finding the Fourth Proportional to 87,593.75, 131,288.13 and 40,213.42

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Solution

The fourth proportional to 87,593.75, 131,288.13 and 40,213.42 is: 60,273.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,593.75 : 131,288.13 = 40,213.42 : x
  2. Step 2: Convert to fraction form
    87,593.75/131,288.13 = 40,213.42/x
  3. Step 3: Cross multiply
    87,593.75x = 131,288.13 × 40,213.42
  4. Step 4: Simplify right side
    87,593.75x = 5,279,544,691.57
  5. Step 5: Solve for x
    x = 5,279,544,691.57/87,593.75
  6. Step 6: Final answer
    x = 60,273.08

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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.