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Finding the Fourth Proportional to 168,732.73, 253,192.49 and 101,098.54

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Solution

The fourth proportional to 168,732.73, 253,192.49 and 101,098.54 is: 151,703.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,732.73 : 253,192.49 = 101,098.54 : x
  2. Step 2: Convert to fraction form
    168,732.73/253,192.49 = 101,098.54/x
  3. Step 3: Cross multiply
    168,732.73x = 253,192.49 × 101,098.54
  4. Step 4: Simplify right side
    168,732.73x = 25,597,391,077.96
  5. Step 5: Solve for x
    x = 25,597,391,077.96/168,732.73
  6. Step 6: Final answer
    x = 151,703.77

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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.