Home / 218,013.27-327,020.05-60,241.87

Finding the Fourth Proportional to 218,013.27, 327,020.05 and 60,241.87

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Solution

The fourth proportional to 218,013.27, 327,020.05 and 60,241.87 is: 90,362.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,013.27 : 327,020.05 = 60,241.87 : x
  2. Step 2: Convert to fraction form
    218,013.27/327,020.05 = 60,241.87/x
  3. Step 3: Cross multiply
    218,013.27x = 327,020.05 × 60,241.87
  4. Step 4: Simplify right side
    218,013.27x = 19,700,299,339.49
  5. Step 5: Solve for x
    x = 19,700,299,339.49/218,013.27
  6. Step 6: Final answer
    x = 90,362.85

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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.