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Finding the Fourth Proportional to 41,162.40, 61,657.20 and 22,672.80

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Solution

The fourth proportional to 41,162.40, 61,657.20 and 22,672.80 is: 33,961.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,162.40 : 61,657.20 = 22,672.80 : x
  2. Step 2: Convert to fraction form
    41,162.40/61,657.20 = 22,672.80/x
  3. Step 3: Cross multiply
    41,162.40x = 61,657.20 × 22,672.80
  4. Step 4: Simplify right side
    41,162.40x = 1,397,941,364.16
  5. Step 5: Solve for x
    x = 1,397,941,364.16/41,162.40
  6. Step 6: Final answer
    x = 33,961.61

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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.