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Finding the Fourth Proportional to 167,998.48, 252,046.93 and 49,672.90

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Solution

The fourth proportional to 167,998.48, 252,046.93 and 49,672.90 is: 74,523.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,998.48 : 252,046.93 = 49,672.90 : x
  2. Step 2: Convert to fraction form
    167,998.48/252,046.93 = 49,672.90/x
  3. Step 3: Cross multiply
    167,998.48x = 252,046.93 × 49,672.90
  4. Step 4: Simplify right side
    167,998.48x = 12,519,901,949.20
  5. Step 5: Solve for x
    x = 12,519,901,949.20/167,998.48
  6. Step 6: Final answer
    x = 74,523.90

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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.