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Finding the Fourth Proportional to 17,452, 26,172.72 and 5,768.32

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Solution

The fourth proportional to 17,452, 26,172.72 and 5,768.32 is: 8,650.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,452 : 26,172.72 = 5,768.32 : x
  2. Step 2: Convert to fraction form
    17,452/26,172.72 = 5,768.32/x
  3. Step 3: Cross multiply
    17,452x = 26,172.72 × 5,768.32
  4. Step 4: Simplify right side
    17,452x = 150,972,624.23
  5. Step 5: Solve for x
    x = 150,972,624.23/17,452
  6. Step 6: Final answer
    x = 8,650.73

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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.