Home / 88,321.38-132,479.03-25,141.89

Finding the Fourth Proportional to 88,321.38, 132,479.03 and 25,141.89

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Solution

The fourth proportional to 88,321.38, 132,479.03 and 25,141.89 is: 37,711.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,321.38 : 132,479.03 = 25,141.89 : x
  2. Step 2: Convert to fraction form
    88,321.38/132,479.03 = 25,141.89/x
  3. Step 3: Cross multiply
    88,321.38x = 132,479.03 × 25,141.89
  4. Step 4: Simplify right side
    88,321.38x = 3,330,773,073.86
  5. Step 5: Solve for x
    x = 3,330,773,073.86/88,321.38
  6. Step 6: Final answer
    x = 37,711.97

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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.