Home / 167,592.60-231,352.33-99,631.57

Finding the Fourth Proportional to 167,592.60, 231,352.33 and 99,631.57

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Solution

The fourth proportional to 167,592.60, 231,352.33 and 99,631.57 is: 137,535.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,592.60 : 231,352.33 = 99,631.57 : x
  2. Step 2: Convert to fraction form
    167,592.60/231,352.33 = 99,631.57/x
  3. Step 3: Cross multiply
    167,592.60x = 231,352.33 × 99,631.57
  4. Step 4: Simplify right side
    167,592.60x = 23,049,995,861.06
  5. Step 5: Solve for x
    x = 23,049,995,861.06/167,592.60
  6. Step 6: Final answer
    x = 137,535.88

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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.