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Finding the Fourth Proportional to 17,027.54, 25,546.53 and 8,713.47

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Solution

The fourth proportional to 17,027.54, 25,546.53 and 8,713.47 is: 13,072.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,027.54 : 25,546.53 = 8,713.47 : x
  2. Step 2: Convert to fraction form
    17,027.54/25,546.53 = 8,713.47/x
  3. Step 3: Cross multiply
    17,027.54x = 25,546.53 × 8,713.47
  4. Step 4: Simplify right side
    17,027.54x = 222,598,922.76
  5. Step 5: Solve for x
    x = 222,598,922.76/17,027.54
  6. Step 6: Final answer
    x = 13,072.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.