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Finding the Fourth Proportional to 167,899.60, 231,694.72 and 96,229.99

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Solution

The fourth proportional to 167,899.60, 231,694.72 and 96,229.99 is: 132,793.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,899.60 : 231,694.72 = 96,229.99 : x
  2. Step 2: Convert to fraction form
    167,899.60/231,694.72 = 96,229.99/x
  3. Step 3: Cross multiply
    167,899.60x = 231,694.72 × 96,229.99
  4. Step 4: Simplify right side
    167,899.60x = 22,295,980,588.65
  5. Step 5: Solve for x
    x = 22,295,980,588.65/167,899.60
  6. Step 6: Final answer
    x = 132,793.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.