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Finding the Fourth Proportional to 226.14, 339.10 and 116.34

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Solution

The fourth proportional to 226.14, 339.10 and 116.34 is: 174.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.14 : 339.10 = 116.34 : x
  2. Step 2: Convert to fraction form
    226.14/339.10 = 116.34/x
  3. Step 3: Cross multiply
    226.14x = 339.10 × 116.34
  4. Step 4: Simplify right side
    226.14x = 39,450.89
  5. Step 5: Solve for x
    x = 39,450.89/226.14
  6. Step 6: Final answer
    x = 174.45

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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.