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Finding the Fourth Proportional to 8,548.53, 11,798.85 and 5,559.18

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Solution

The fourth proportional to 8,548.53, 11,798.85 and 5,559.18 is: 7,672.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,548.53 : 11,798.85 = 5,559.18 : x
  2. Step 2: Convert to fraction form
    8,548.53/11,798.85 = 5,559.18/x
  3. Step 3: Cross multiply
    8,548.53x = 11,798.85 × 5,559.18
  4. Step 4: Simplify right side
    8,548.53x = 65,591,930.94
  5. Step 5: Solve for x
    x = 65,591,930.94/8,548.53
  6. Step 6: Final answer
    x = 7,672.89

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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.