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Finding the Fourth Proportional to 249.04, 343.52 and 166.14

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Solution

The fourth proportional to 249.04, 343.52 and 166.14 is: 229.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    249.04 : 343.52 = 166.14 : x
  2. Step 2: Convert to fraction form
    249.04/343.52 = 166.14/x
  3. Step 3: Cross multiply
    249.04x = 343.52 × 166.14
  4. Step 4: Simplify right side
    249.04x = 57,072.41
  5. Step 5: Solve for x
    x = 57,072.41/249.04
  6. Step 6: Final answer
    x = 229.17

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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.