Home / 87,906.47-131,863.35-25,576.97

Finding the Fourth Proportional to 87,906.47, 131,863.35 and 25,576.97

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Solution

The fourth proportional to 87,906.47, 131,863.35 and 25,576.97 is: 38,366.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,906.47 : 131,863.35 = 25,576.97 : x
  2. Step 2: Convert to fraction form
    87,906.47/131,863.35 = 25,576.97/x
  3. Step 3: Cross multiply
    87,906.47x = 131,863.35 × 25,576.97
  4. Step 4: Simplify right side
    87,906.47x = 3,372,664,819.16
  5. Step 5: Solve for x
    x = 3,372,664,819.16/87,906.47
  6. Step 6: Final answer
    x = 38,366.51

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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.