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Finding the Fourth Proportional to 16.36, 24.52 and 8.76

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Solution

The fourth proportional to 16.36, 24.52 and 8.76 is: 13.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16.36 : 24.52 = 8.76 : x
  2. Step 2: Convert to fraction form
    16.36/24.52 = 8.76/x
  3. Step 3: Cross multiply
    16.36x = 24.52 × 8.76
  4. Step 4: Simplify right side
    16.36x = 214.80
  5. Step 5: Solve for x
    x = 214.80/16.36
  6. Step 6: Final answer
    x = 13.13

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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.