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Finding the Fourth Proportional to 17,454.72, 26,183.70 and 7,067.28

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Solution

The fourth proportional to 17,454.72, 26,183.70 and 7,067.28 is: 10,601.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,454.72 : 26,183.70 = 7,067.28 : x
  2. Step 2: Convert to fraction form
    17,454.72/26,183.70 = 7,067.28/x
  3. Step 3: Cross multiply
    17,454.72x = 26,183.70 × 7,067.28
  4. Step 4: Simplify right side
    17,454.72x = 185,047,539.34
  5. Step 5: Solve for x
    x = 185,047,539.34/17,454.72
  6. Step 6: Final answer
    x = 10,601.58

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