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Finding the Fourth Proportional to 14.97, 22.36 and 10.12

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Solution

The fourth proportional to 14.97, 22.36 and 10.12 is: 15.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14.97 : 22.36 = 10.12 : x
  2. Step 2: Convert to fraction form
    14.97/22.36 = 10.12/x
  3. Step 3: Cross multiply
    14.97x = 22.36 × 10.12
  4. Step 4: Simplify right side
    14.97x = 226.28
  5. Step 5: Solve for x
    x = 226.28/14.97
  6. Step 6: Final answer
    x = 15.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.