Home / 88,236.24-132,279.90-38,278.71

Finding the Fourth Proportional to 88,236.24, 132,279.90 and 38,278.71

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Solution

The fourth proportional to 88,236.24, 132,279.90 and 38,278.71 is: 57,385.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,236.24 : 132,279.90 = 38,278.71 : x
  2. Step 2: Convert to fraction form
    88,236.24/132,279.90 = 38,278.71/x
  3. Step 3: Cross multiply
    88,236.24x = 132,279.90 × 38,278.71
  4. Step 4: Simplify right side
    88,236.24x = 5,063,503,930.93
  5. Step 5: Solve for x
    x = 5,063,503,930.93/88,236.24
  6. Step 6: Final answer
    x = 57,385.76

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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.