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Finding the Fourth Proportional to 8,449.08, 11,659.76 and 4,723.08

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Solution

The fourth proportional to 8,449.08, 11,659.76 and 4,723.08 is: 6,517.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,449.08 : 11,659.76 = 4,723.08 : x
  2. Step 2: Convert to fraction form
    8,449.08/11,659.76 = 4,723.08/x
  3. Step 3: Cross multiply
    8,449.08x = 11,659.76 × 4,723.08
  4. Step 4: Simplify right side
    8,449.08x = 55,069,979.26
  5. Step 5: Solve for x
    x = 55,069,979.26/8,449.08
  6. Step 6: Final answer
    x = 6,517.87

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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.