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Finding the Fourth Proportional to 116,049.80, 174,083.96 and 49,490.52

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Solution

The fourth proportional to 116,049.80, 174,083.96 and 49,490.52 is: 74,239.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,049.80 : 174,083.96 = 49,490.52 : x
  2. Step 2: Convert to fraction form
    116,049.80/174,083.96 = 49,490.52/x
  3. Step 3: Cross multiply
    116,049.80x = 174,083.96 × 49,490.52
  4. Step 4: Simplify right side
    116,049.80x = 8,615,505,456.61
  5. Step 5: Solve for x
    x = 8,615,505,456.61/116,049.80
  6. Step 6: Final answer
    x = 74,239.73

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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.