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Finding the Fourth Proportional to 48,842.52, 73,188 and 33,878.85

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Solution

The fourth proportional to 48,842.52, 73,188 and 33,878.85 is: 50,765.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,842.52 : 73,188 = 33,878.85 : x
  2. Step 2: Convert to fraction form
    48,842.52/73,188 = 33,878.85/x
  3. Step 3: Cross multiply
    48,842.52x = 73,188 × 33,878.85
  4. Step 4: Simplify right side
    48,842.52x = 2,479,525,273.80
  5. Step 5: Solve for x
    x = 2,479,525,273.80/48,842.52
  6. Step 6: Final answer
    x = 50,765.71

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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.