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Finding the Fourth Proportional to 8,759.52, 12,084.48 and 5,614.56

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Solution

The fourth proportional to 8,759.52, 12,084.48 and 5,614.56 is: 7,745.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,759.52 : 12,084.48 = 5,614.56 : x
  2. Step 2: Convert to fraction form
    8,759.52/12,084.48 = 5,614.56/x
  3. Step 3: Cross multiply
    8,759.52x = 12,084.48 × 5,614.56
  4. Step 4: Simplify right side
    8,759.52x = 67,849,038.03
  5. Step 5: Solve for x
    x = 67,849,038.03/8,759.52
  6. Step 6: Final answer
    x = 7,745.75

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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.