Home / 87,710.37-131,581.78-27,753.94

Finding the Fourth Proportional to 87,710.37, 131,581.78 and 27,753.94

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Solution

The fourth proportional to 87,710.37, 131,581.78 and 27,753.94 is: 41,636.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,710.37 : 131,581.78 = 27,753.94 : x
  2. Step 2: Convert to fraction form
    87,710.37/131,581.78 = 27,753.94/x
  3. Step 3: Cross multiply
    87,710.37x = 131,581.78 × 27,753.94
  4. Step 4: Simplify right side
    87,710.37x = 3,651,912,827.21
  5. Step 5: Solve for x
    x = 3,651,912,827.21/87,710.37
  6. Step 6: Final answer
    x = 41,636.04

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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.