Home / 87,906.22-131,862.96-25,576.72

Finding the Fourth Proportional to 87,906.22, 131,862.96 and 25,576.72

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Solution

The fourth proportional to 87,906.22, 131,862.96 and 25,576.72 is: 38,366.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,906.22 : 131,862.96 = 25,576.72 : x
  2. Step 2: Convert to fraction form
    87,906.22/131,862.96 = 25,576.72/x
  3. Step 3: Cross multiply
    87,906.22x = 131,862.96 × 25,576.72
  4. Step 4: Simplify right side
    87,906.22x = 3,372,622,006.29
  5. Step 5: Solve for x
    x = 3,372,622,006.29/87,906.22
  6. Step 6: Final answer
    x = 38,366.14

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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.