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Finding the Fourth Proportional to 218,133.80, 327,207.98 and 60,349.04

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Solution

The fourth proportional to 218,133.80, 327,207.98 and 60,349.04 is: 90,525.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,133.80 : 327,207.98 = 60,349.04 : x
  2. Step 2: Convert to fraction form
    218,133.80/327,207.98 = 60,349.04/x
  3. Step 3: Cross multiply
    218,133.80x = 327,207.98 × 60,349.04
  4. Step 4: Simplify right side
    218,133.80x = 19,746,687,473.34
  5. Step 5: Solve for x
    x = 19,746,687,473.34/218,133.80
  6. Step 6: Final answer
    x = 90,525.57

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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.