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Finding the Fourth Proportional to 40,349.80, 60,524.70 and 27,908.20

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Solution

The fourth proportional to 40,349.80, 60,524.70 and 27,908.20 is: 41,862.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,349.80 : 60,524.70 = 27,908.20 : x
  2. Step 2: Convert to fraction form
    40,349.80/60,524.70 = 27,908.20/x
  3. Step 3: Cross multiply
    40,349.80x = 60,524.70 × 27,908.20
  4. Step 4: Simplify right side
    40,349.80x = 1,689,135,432.54
  5. Step 5: Solve for x
    x = 1,689,135,432.54/40,349.80
  6. Step 6: Final answer
    x = 41,862.30

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1.5x scale

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.