Home / 87,512.76-131,247.26-25,183.26

Finding the Fourth Proportional to 87,512.76, 131,247.26 and 25,183.26

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Solution

The fourth proportional to 87,512.76, 131,247.26 and 25,183.26 is: 37,768.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,512.76 : 131,247.26 = 25,183.26 : x
  2. Step 2: Convert to fraction form
    87,512.76/131,247.26 = 25,183.26/x
  3. Step 3: Cross multiply
    87,512.76x = 131,247.26 × 25,183.26
  4. Step 4: Simplify right side
    87,512.76x = 3,305,233,872.87
  5. Step 5: Solve for x
    x = 3,305,233,872.87/87,512.76
  6. Step 6: Final answer
    x = 37,768.59

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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.