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Finding the Fourth Proportional to 23.88, 32.94 and 16.96

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Solution

The fourth proportional to 23.88, 32.94 and 16.96 is: 23.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.88 : 32.94 = 16.96 : x
  2. Step 2: Convert to fraction form
    23.88/32.94 = 16.96/x
  3. Step 3: Cross multiply
    23.88x = 32.94 × 16.96
  4. Step 4: Simplify right side
    23.88x = 558.66
  5. Step 5: Solve for x
    x = 558.66/23.88
  6. Step 6: Final answer
    x = 23.39

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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.