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Finding the Fourth Proportional to 40,375.72, 60,594.94 and 27,982.52

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Solution

The fourth proportional to 40,375.72, 60,594.94 and 27,982.52 is: 41,995.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,375.72 : 60,594.94 = 27,982.52 : x
  2. Step 2: Convert to fraction form
    40,375.72/60,594.94 = 27,982.52/x
  3. Step 3: Cross multiply
    40,375.72x = 60,594.94 × 27,982.52
  4. Step 4: Simplify right side
    40,375.72x = 1,695,599,120.45
  5. Step 5: Solve for x
    x = 1,695,599,120.45/40,375.72
  6. Step 6: Final answer
    x = 41,995.51

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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.