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Finding the Fourth Proportional to 16.92, 23.32 and 14.96

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Solution

The fourth proportional to 16.92, 23.32 and 14.96 is: 20.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16.92 : 23.32 = 14.96 : x
  2. Step 2: Convert to fraction form
    16.92/23.32 = 14.96/x
  3. Step 3: Cross multiply
    16.92x = 23.32 × 14.96
  4. Step 4: Simplify right side
    16.92x = 348.87
  5. Step 5: Solve for x
    x = 348.87/16.92
  6. Step 6: Final answer
    x = 20.62

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1.5x scale

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.