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Finding the Fourth Proportional to 223.23, 335.23 and 132.49

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Solution

The fourth proportional to 223.23, 335.23 and 132.49 is: 198.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.23 : 335.23 = 132.49 : x
  2. Step 2: Convert to fraction form
    223.23/335.23 = 132.49/x
  3. Step 3: Cross multiply
    223.23x = 335.23 × 132.49
  4. Step 4: Simplify right side
    223.23x = 44,415.65
  5. Step 5: Solve for x
    x = 44,415.65/223.23
  6. Step 6: Final answer
    x = 198.97

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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.