Home / 87,896.53-131,668.75-40,446.60

Finding the Fourth Proportional to 87,896.53, 131,668.75 and 40,446.60

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Solution

The fourth proportional to 87,896.53, 131,668.75 and 40,446.60 is: 60,588.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,896.53 : 131,668.75 = 40,446.60 : x
  2. Step 2: Convert to fraction form
    87,896.53/131,668.75 = 40,446.60/x
  3. Step 3: Cross multiply
    87,896.53x = 131,668.75 × 40,446.60
  4. Step 4: Simplify right side
    87,896.53x = 5,325,553,263.75
  5. Step 5: Solve for x
    x = 5,325,553,263.75/87,896.53
  6. Step 6: Final answer
    x = 60,588.89

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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.