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Finding the Fourth Proportional to 8,040.44, 12,062.12 and 3,358.12

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Solution

The fourth proportional to 8,040.44, 12,062.12 and 3,358.12 is: 5,037.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,040.44 : 12,062.12 = 3,358.12 : x
  2. Step 2: Convert to fraction form
    8,040.44/12,062.12 = 3,358.12/x
  3. Step 3: Cross multiply
    8,040.44x = 12,062.12 × 3,358.12
  4. Step 4: Simplify right side
    8,040.44x = 40,506,046.41
  5. Step 5: Solve for x
    x = 40,506,046.41/8,040.44
  6. Step 6: Final answer
    x = 5,037.79

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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.