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Finding the Fourth Proportional to 17.73, 26.60 and 6.32

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Solution

The fourth proportional to 17.73, 26.60 and 6.32 is: 9.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17.73 : 26.60 = 6.32 : x
  2. Step 2: Convert to fraction form
    17.73/26.60 = 6.32/x
  3. Step 3: Cross multiply
    17.73x = 26.60 × 6.32
  4. Step 4: Simplify right side
    17.73x = 168.07
  5. Step 5: Solve for x
    x = 168.07/17.73
  6. Step 6: Final answer
    x = 9.48

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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.