Home / 42,255.87-63,380.15-25,610.97

Finding the Fourth Proportional to 42,255.87, 63,380.15 and 25,610.97

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Solution

The fourth proportional to 42,255.87, 63,380.15 and 25,610.97 is: 38,414.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,255.87 : 63,380.15 = 25,610.97 : x
  2. Step 2: Convert to fraction form
    42,255.87/63,380.15 = 25,610.97/x
  3. Step 3: Cross multiply
    42,255.87x = 63,380.15 × 25,610.97
  4. Step 4: Simplify right side
    42,255.87x = 1,623,227,120.25
  5. Step 5: Solve for x
    x = 1,623,227,120.25/42,255.87
  6. Step 6: Final answer
    x = 38,414.24

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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.