Home / 87,405.24-131,108-37,452.96

Finding the Fourth Proportional to 87,405.24, 131,108 and 37,452.96

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Solution

The fourth proportional to 87,405.24, 131,108 and 37,452.96 is: 56,179.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,405.24 : 131,108 = 37,452.96 : x
  2. Step 2: Convert to fraction form
    87,405.24/131,108 = 37,452.96/x
  3. Step 3: Cross multiply
    87,405.24x = 131,108 × 37,452.96
  4. Step 4: Simplify right side
    87,405.24x = 4,910,382,679.68
  5. Step 5: Solve for x
    x = 4,910,382,679.68/87,405.24
  6. Step 6: Final answer
    x = 56,179.50

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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.