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Finding the Fourth Proportional to 218,565.75, 327,867.18 and 60,794.22

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Solution

The fourth proportional to 218,565.75, 327,867.18 and 60,794.22 is: 91,196.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,565.75 : 327,867.18 = 60,794.22 : x
  2. Step 2: Convert to fraction form
    218,565.75/327,867.18 = 60,794.22/x
  3. Step 3: Cross multiply
    218,565.75x = 327,867.18 × 60,794.22
  4. Step 4: Simplify right side
    218,565.75x = 19,932,429,471.70
  5. Step 5: Solve for x
    x = 19,932,429,471.70/218,565.75
  6. Step 6: Final answer
    x = 91,196.49

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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.