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Finding the Fourth Proportional to 218,160.88, 327,160.31 and 75,969.65

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Solution

The fourth proportional to 218,160.88, 327,160.31 and 75,969.65 is: 113,926.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,160.88 : 327,160.31 = 75,969.65 : x
  2. Step 2: Convert to fraction form
    218,160.88/327,160.31 = 75,969.65/x
  3. Step 3: Cross multiply
    218,160.88x = 327,160.31 × 75,969.65
  4. Step 4: Simplify right side
    218,160.88x = 24,854,253,864.74
  5. Step 5: Solve for x
    x = 24,854,253,864.74/218,160.88
  6. Step 6: Final answer
    x = 113,926.27

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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.