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Finding the Fourth Proportional to 17,162.42, 25,744.79 and 5,476.52

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Solution

The fourth proportional to 17,162.42, 25,744.79 and 5,476.52 is: 8,215.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,162.42 : 25,744.79 = 5,476.52 : x
  2. Step 2: Convert to fraction form
    17,162.42/25,744.79 = 5,476.52/x
  3. Step 3: Cross multiply
    17,162.42x = 25,744.79 × 5,476.52
  4. Step 4: Simplify right side
    17,162.42x = 140,991,742.30
  5. Step 5: Solve for x
    x = 140,991,742.30/17,162.42
  6. Step 6: Final answer
    x = 8,215.15

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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.