Home / 218,098.28-327,147.02-68,350.04

Finding the Fourth Proportional to 218,098.28, 327,147.02 and 68,350.04

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Solution

The fourth proportional to 218,098.28, 327,147.02 and 68,350.04 is: 102,524.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,098.28 : 327,147.02 = 68,350.04 : x
  2. Step 2: Convert to fraction form
    218,098.28/327,147.02 = 68,350.04/x
  3. Step 3: Cross multiply
    218,098.28x = 327,147.02 × 68,350.04
  4. Step 4: Simplify right side
    218,098.28x = 22,360,511,902.88
  5. Step 5: Solve for x
    x = 22,360,511,902.88/218,098.28
  6. Step 6: Final answer
    x = 102,524.93

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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.