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Finding the Fourth Proportional to 8,755.54, 12,082.49 and 4,776.65

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Solution

The fourth proportional to 8,755.54, 12,082.49 and 4,776.65 is: 6,591.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755.54 : 12,082.49 = 4,776.65 : x
  2. Step 2: Convert to fraction form
    8,755.54/12,082.49 = 4,776.65/x
  3. Step 3: Cross multiply
    8,755.54x = 12,082.49 × 4,776.65
  4. Step 4: Simplify right side
    8,755.54x = 57,713,784.24
  5. Step 5: Solve for x
    x = 57,713,784.24/8,755.54
  6. Step 6: Final answer
    x = 6,591.69

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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.