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Finding the Fourth Proportional to 8,081.98, 12,118.68 and 2,533.82

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Solution

The fourth proportional to 8,081.98, 12,118.68 and 2,533.82 is: 3,799.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,081.98 : 12,118.68 = 2,533.82 : x
  2. Step 2: Convert to fraction form
    8,081.98/12,118.68 = 2,533.82/x
  3. Step 3: Cross multiply
    8,081.98x = 12,118.68 × 2,533.82
  4. Step 4: Simplify right side
    8,081.98x = 30,706,493.16
  5. Step 5: Solve for x
    x = 30,706,493.16/8,081.98
  6. Step 6: Final answer
    x = 3,799.38

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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.