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Finding the Fourth Proportional to 168,469.66, 252,740.94 and 50,150.53

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Solution

The fourth proportional to 168,469.66, 252,740.94 and 50,150.53 is: 75,236.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,469.66 : 252,740.94 = 50,150.53 : x
  2. Step 2: Convert to fraction form
    168,469.66/252,740.94 = 50,150.53/x
  3. Step 3: Cross multiply
    168,469.66x = 252,740.94 × 50,150.53
  4. Step 4: Simplify right side
    168,469.66x = 12,675,092,093.70
  5. Step 5: Solve for x
    x = 12,675,092,093.70/168,469.66
  6. Step 6: Final answer
    x = 75,236.65

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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.