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Finding the Fourth Proportional to 88,843.40, 133,092.30 and 49,329.80

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Solution

The fourth proportional to 88,843.40, 133,092.30 and 49,329.80 is: 73,898.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,843.40 : 133,092.30 = 49,329.80 : x
  2. Step 2: Convert to fraction form
    88,843.40/133,092.30 = 49,329.80/x
  3. Step 3: Cross multiply
    88,843.40x = 133,092.30 × 49,329.80
  4. Step 4: Simplify right side
    88,843.40x = 6,565,416,540.54
  5. Step 5: Solve for x
    x = 6,565,416,540.54/88,843.40
  6. Step 6: Final answer
    x = 73,898.75

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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.