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Finding the Fourth Proportional to 16.88, 23.29 and 10.41

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Solution

The fourth proportional to 16.88, 23.29 and 10.41 is: 14.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16.88 : 23.29 = 10.41 : x
  2. Step 2: Convert to fraction form
    16.88/23.29 = 10.41/x
  3. Step 3: Cross multiply
    16.88x = 23.29 × 10.41
  4. Step 4: Simplify right side
    16.88x = 242.34
  5. Step 5: Solve for x
    x = 242.34/16.88
  6. Step 6: Final answer
    x = 14.36

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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.