Home / 87,450.48-131,183.76-37,519.32

Finding the Fourth Proportional to 87,450.48, 131,183.76 and 37,519.32

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Solution

The fourth proportional to 87,450.48, 131,183.76 and 37,519.32 is: 56,282.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,450.48 : 131,183.76 = 37,519.32 : x
  2. Step 2: Convert to fraction form
    87,450.48/131,183.76 = 37,519.32/x
  3. Step 3: Cross multiply
    87,450.48x = 131,183.76 × 37,519.32
  4. Step 4: Simplify right side
    87,450.48x = 4,921,925,470.24
  5. Step 5: Solve for x
    x = 4,921,925,470.24/87,450.48
  6. Step 6: Final answer
    x = 56,282.43

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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.