Home / 38,519.47-57,754.27-25,331.86

Finding the Fourth Proportional to 38,519.47, 57,754.27 and 25,331.86

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Solution

The fourth proportional to 38,519.47, 57,754.27 and 25,331.86 is: 37,981.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,519.47 : 57,754.27 = 25,331.86 : x
  2. Step 2: Convert to fraction form
    38,519.47/57,754.27 = 25,331.86/x
  3. Step 3: Cross multiply
    38,519.47x = 57,754.27 × 25,331.86
  4. Step 4: Simplify right side
    38,519.47x = 1,463,023,082.04
  5. Step 5: Solve for x
    x = 1,463,023,082.04/38,519.47
  6. Step 6: Final answer
    x = 37,981.39

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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.