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Finding the Fourth Proportional to 8,754.75, 12,081.56 and 5,610.94

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Solution

The fourth proportional to 8,754.75, 12,081.56 and 5,610.94 is: 7,743.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,754.75 : 12,081.56 = 5,610.94 : x
  2. Step 2: Convert to fraction form
    8,754.75/12,081.56 = 5,610.94/x
  3. Step 3: Cross multiply
    8,754.75x = 12,081.56 × 5,610.94
  4. Step 4: Simplify right side
    8,754.75x = 67,788,850.01
  5. Step 5: Solve for x
    x = 67,788,850.01/8,754.75
  6. Step 6: Final answer
    x = 7,743.09

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.