Home / 87,356.64-131,034.24-25,027.20

Finding the Fourth Proportional to 87,356.64, 131,034.24 and 25,027.20

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Solution

The fourth proportional to 87,356.64, 131,034.24 and 25,027.20 is: 37,540.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,356.64 : 131,034.24 = 25,027.20 : x
  2. Step 2: Convert to fraction form
    87,356.64/131,034.24 = 25,027.20/x
  3. Step 3: Cross multiply
    87,356.64x = 131,034.24 × 25,027.20
  4. Step 4: Simplify right side
    87,356.64x = 3,279,420,131.33
  5. Step 5: Solve for x
    x = 3,279,420,131.33/87,356.64
  6. Step 6: Final answer
    x = 37,540.59

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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.