Home / 87,551.28-131,348.52-25,221.24

Finding the Fourth Proportional to 87,551.28, 131,348.52 and 25,221.24

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Solution

The fourth proportional to 87,551.28, 131,348.52 and 25,221.24 is: 37,838.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,551.28 : 131,348.52 = 25,221.24 : x
  2. Step 2: Convert to fraction form
    87,551.28/131,348.52 = 25,221.24/x
  3. Step 3: Cross multiply
    87,551.28x = 131,348.52 × 25,221.24
  4. Step 4: Simplify right side
    87,551.28x = 3,312,772,546.56
  5. Step 5: Solve for x
    x = 3,312,772,546.56/87,551.28
  6. Step 6: Final answer
    x = 37,838.08

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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.