Home / 87,513.26-131,247.99-25,183.76

Finding the Fourth Proportional to 87,513.26, 131,247.99 and 25,183.76

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Solution

The fourth proportional to 87,513.26, 131,247.99 and 25,183.76 is: 37,769.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,513.26 : 131,247.99 = 25,183.76 : x
  2. Step 2: Convert to fraction form
    87,513.26/131,247.99 = 25,183.76/x
  3. Step 3: Cross multiply
    87,513.26x = 131,247.99 × 25,183.76
  4. Step 4: Simplify right side
    87,513.26x = 3,305,317,224.40
  5. Step 5: Solve for x
    x = 3,305,317,224.40/87,513.26
  6. Step 6: Final answer
    x = 37,769.33

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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.