Home / 87,627.52-131,347.42-62,591.64

Finding the Fourth Proportional to 87,627.52, 131,347.42 and 62,591.64

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Solution

The fourth proportional to 87,627.52, 131,347.42 and 62,591.64 is: 93,820.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,627.52 : 131,347.42 = 62,591.64 : x
  2. Step 2: Convert to fraction form
    87,627.52/131,347.42 = 62,591.64/x
  3. Step 3: Cross multiply
    87,627.52x = 131,347.42 × 62,591.64
  4. Step 4: Simplify right side
    87,627.52x = 8,221,250,427.57
  5. Step 5: Solve for x
    x = 8,221,250,427.57/87,627.52
  6. Step 6: Final answer
    x = 93,820.42

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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.