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Finding the Fourth Proportional to 17.01, 23.46 and 14.95

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Solution

The fourth proportional to 17.01, 23.46 and 14.95 is: 20.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17.01 : 23.46 = 14.95 : x
  2. Step 2: Convert to fraction form
    17.01/23.46 = 14.95/x
  3. Step 3: Cross multiply
    17.01x = 23.46 × 14.95
  4. Step 4: Simplify right side
    17.01x = 350.73
  5. Step 5: Solve for x
    x = 350.73/17.01
  6. Step 6: Final answer
    x = 20.62

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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.