Home / 48,942.24-67,540.42-27,721.50

Finding the Fourth Proportional to 48,942.24, 67,540.42 and 27,721.50

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Solution

The fourth proportional to 48,942.24, 67,540.42 and 27,721.50 is: 38,255.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,942.24 : 67,540.42 = 27,721.50 : x
  2. Step 2: Convert to fraction form
    48,942.24/67,540.42 = 27,721.50/x
  3. Step 3: Cross multiply
    48,942.24x = 67,540.42 × 27,721.50
  4. Step 4: Simplify right side
    48,942.24x = 1,872,321,753.03
  5. Step 5: Solve for x
    x = 1,872,321,753.03/48,942.24
  6. Step 6: Final answer
    x = 38,255.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.