Home / 87,882.57-131,827.50-25,553.07

Finding the Fourth Proportional to 87,882.57, 131,827.50 and 25,553.07

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Solution

The fourth proportional to 87,882.57, 131,827.50 and 25,553.07 is: 38,330.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,882.57 : 131,827.50 = 25,553.07 : x
  2. Step 2: Convert to fraction form
    87,882.57/131,827.50 = 25,553.07/x
  3. Step 3: Cross multiply
    87,882.57x = 131,827.50 × 25,553.07
  4. Step 4: Simplify right side
    87,882.57x = 3,368,597,335.43
  5. Step 5: Solve for x
    x = 3,368,597,335.43/87,882.57
  6. Step 6: Final answer
    x = 38,330.66

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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.