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Finding the Fourth Proportional to 218,129.49, 327,201.53 and 60,344.73

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Solution

The fourth proportional to 218,129.49, 327,201.53 and 60,344.73 is: 90,519.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,129.49 : 327,201.53 = 60,344.73 : x
  2. Step 2: Convert to fraction form
    218,129.49/327,201.53 = 60,344.73/x
  3. Step 3: Cross multiply
    218,129.49x = 327,201.53 × 60,344.73
  4. Step 4: Simplify right side
    218,129.49x = 19,744,887,983.44
  5. Step 5: Solve for x
    x = 19,744,887,983.44/218,129.49
  6. Step 6: Final answer
    x = 90,519.11

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1.5x scale

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.