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Finding the Fourth Proportional to 223.13, 334.27 and 125.33

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Solution

The fourth proportional to 223.13, 334.27 and 125.33 is: 187.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.13 : 334.27 = 125.33 : x
  2. Step 2: Convert to fraction form
    223.13/334.27 = 125.33/x
  3. Step 3: Cross multiply
    223.13x = 334.27 × 125.33
  4. Step 4: Simplify right side
    223.13x = 41,895.35
  5. Step 5: Solve for x
    x = 41,895.35/223.13
  6. Step 6: Final answer
    x = 187.76

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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.