Home / 87,586.92-131,383.08-34,276.68

Finding the Fourth Proportional to 87,586.92, 131,383.08 and 34,276.68

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Solution

The fourth proportional to 87,586.92, 131,383.08 and 34,276.68 is: 51,416.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,586.92 : 131,383.08 = 34,276.68 : x
  2. Step 2: Convert to fraction form
    87,586.92/131,383.08 = 34,276.68/x
  3. Step 3: Cross multiply
    87,586.92x = 131,383.08 × 34,276.68
  4. Step 4: Simplify right side
    87,586.92x = 4,503,375,790.57
  5. Step 5: Solve for x
    x = 4,503,375,790.57/87,586.92
  6. Step 6: Final answer
    x = 51,416.08

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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.