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Finding the Fourth Proportional to 226.32, 339.28 and 96.34

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Solution

The fourth proportional to 226.32, 339.28 and 96.34 is: 144.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.32 : 339.28 = 96.34 : x
  2. Step 2: Convert to fraction form
    226.32/339.28 = 96.34/x
  3. Step 3: Cross multiply
    226.32x = 339.28 × 96.34
  4. Step 4: Simplify right side
    226.32x = 32,686.24
  5. Step 5: Solve for x
    x = 32,686.24/226.32
  6. Step 6: Final answer
    x = 144.42

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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.