Home / 87,875.92-131,836.36-25,546.42

Finding the Fourth Proportional to 87,875.92, 131,836.36 and 25,546.42

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Solution

The fourth proportional to 87,875.92, 131,836.36 and 25,546.42 is: 38,326.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,875.92 : 131,836.36 = 25,546.42 : x
  2. Step 2: Convert to fraction form
    87,875.92/131,836.36 = 25,546.42/x
  3. Step 3: Cross multiply
    87,875.92x = 131,836.36 × 25,546.42
  4. Step 4: Simplify right side
    87,875.92x = 3,367,947,023.83
  5. Step 5: Solve for x
    x = 3,367,947,023.83/87,875.92
  6. Step 6: Final answer
    x = 38,326.17

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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.