Home / 87,828.48-131,764.32-25,499.52

Finding the Fourth Proportional to 87,828.48, 131,764.32 and 25,499.52

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Solution

The fourth proportional to 87,828.48, 131,764.32 and 25,499.52 is: 38,255.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,828.48 : 131,764.32 = 25,499.52 : x
  2. Step 2: Convert to fraction form
    87,828.48/131,764.32 = 25,499.52/x
  3. Step 3: Cross multiply
    87,828.48x = 131,764.32 × 25,499.52
  4. Step 4: Simplify right side
    87,828.48x = 3,359,926,913.13
  5. Step 5: Solve for x
    x = 3,359,926,913.13/87,828.48
  6. Step 6: Final answer
    x = 38,255.55

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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.