Home / 218,163.38-327,164.04-75,972.16

Finding the Fourth Proportional to 218,163.38, 327,164.04 and 75,972.16

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Solution

The fourth proportional to 218,163.38, 327,164.04 and 75,972.16 is: 113,930.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,163.38 : 327,164.04 = 75,972.16 : x
  2. Step 2: Convert to fraction form
    218,163.38/327,164.04 = 75,972.16/x
  3. Step 3: Cross multiply
    218,163.38x = 327,164.04 × 75,972.16
  4. Step 4: Simplify right side
    218,163.38x = 24,855,358,793.13
  5. Step 5: Solve for x
    x = 24,855,358,793.13/218,163.38
  6. Step 6: Final answer
    x = 113,930.02

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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.