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Finding the Fourth Proportional to 32.96, 49.44 and 16.71

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Solution

The fourth proportional to 32.96, 49.44 and 16.71 is: 25.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32.96 : 49.44 = 16.71 : x
  2. Step 2: Convert to fraction form
    32.96/49.44 = 16.71/x
  3. Step 3: Cross multiply
    32.96x = 49.44 × 16.71
  4. Step 4: Simplify right side
    32.96x = 825.88
  5. Step 5: Solve for x
    x = 825.88/32.96
  6. Step 6: Final answer
    x = 25.06

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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.