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Finding the Fourth Proportional to 17.32, 23.84 and 14.08

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Solution

The fourth proportional to 17.32, 23.84 and 14.08 is: 19.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17.32 : 23.84 = 14.08 : x
  2. Step 2: Convert to fraction form
    17.32/23.84 = 14.08/x
  3. Step 3: Cross multiply
    17.32x = 23.84 × 14.08
  4. Step 4: Simplify right side
    17.32x = 335.67
  5. Step 5: Solve for x
    x = 335.67/17.32
  6. Step 6: Final answer
    x = 19.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.