Home / 87,882.60-131,867.10-41,127.40

Finding the Fourth Proportional to 87,882.60, 131,867.10 and 41,127.40

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Solution

The fourth proportional to 87,882.60, 131,867.10 and 41,127.40 is: 61,711.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,882.60 : 131,867.10 = 41,127.40 : x
  2. Step 2: Convert to fraction form
    87,882.60/131,867.10 = 41,127.40/x
  3. Step 3: Cross multiply
    87,882.60x = 131,867.10 × 41,127.40
  4. Step 4: Simplify right side
    87,882.60x = 5,423,350,968.54
  5. Step 5: Solve for x
    x = 5,423,350,968.54/87,882.60
  6. Step 6: Final answer
    x = 61,711.32

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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.