Home / 87,546.64-131,300.76-25,203.60

Finding the Fourth Proportional to 87,546.64, 131,300.76 and 25,203.60

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Solution

The fourth proportional to 87,546.64, 131,300.76 and 25,203.60 is: 37,799.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,546.64 : 131,300.76 = 25,203.60 : x
  2. Step 2: Convert to fraction form
    87,546.64/131,300.76 = 25,203.60/x
  3. Step 3: Cross multiply
    87,546.64x = 131,300.76 × 25,203.60
  4. Step 4: Simplify right side
    87,546.64x = 3,309,251,834.74
  5. Step 5: Solve for x
    x = 3,309,251,834.74/87,546.64
  6. Step 6: Final answer
    x = 37,799.87

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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.