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Finding the Fourth Proportional to 8,048, 12,063.33 and 3,366.80

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Solution

The fourth proportional to 8,048, 12,063.33 and 3,366.80 is: 5,046.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,048 : 12,063.33 = 3,366.80 : x
  2. Step 2: Convert to fraction form
    8,048/12,063.33 = 3,366.80/x
  3. Step 3: Cross multiply
    8,048x = 12,063.33 × 3,366.80
  4. Step 4: Simplify right side
    8,048x = 40,614,819.44
  5. Step 5: Solve for x
    x = 40,614,819.44/8,048
  6. Step 6: Final answer
    x = 5,046.57

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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.