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Finding the Fourth Proportional to 8,072.26, 12,100.41 and 3,393.45

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Solution

The fourth proportional to 8,072.26, 12,100.41 and 3,393.45 is: 5,086.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072.26 : 12,100.41 = 3,393.45 : x
  2. Step 2: Convert to fraction form
    8,072.26/12,100.41 = 3,393.45/x
  3. Step 3: Cross multiply
    8,072.26x = 12,100.41 × 3,393.45
  4. Step 4: Simplify right side
    8,072.26x = 41,062,136.31
  5. Step 5: Solve for x
    x = 41,062,136.31/8,072.26
  6. Step 6: Final answer
    x = 5,086.82

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.