Home / 87,961.86-131,932.26-24,786.72

Finding the Fourth Proportional to 87,961.86, 131,932.26 and 24,786.72

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Solution

The fourth proportional to 87,961.86, 131,932.26 and 24,786.72 is: 37,177.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,961.86 : 131,932.26 = 24,786.72 : x
  2. Step 2: Convert to fraction form
    87,961.86/131,932.26 = 24,786.72/x
  3. Step 3: Cross multiply
    87,961.86x = 131,932.26 × 24,786.72
  4. Step 4: Simplify right side
    87,961.86x = 3,270,167,987.59
  5. Step 5: Solve for x
    x = 3,270,167,987.59/87,961.86
  6. Step 6: Final answer
    x = 37,177.11

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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.