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Finding the Fourth Proportional to 183.44, 251.79 and 163.33

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Solution

The fourth proportional to 183.44, 251.79 and 163.33 is: 224.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.44 : 251.79 = 163.33 : x
  2. Step 2: Convert to fraction form
    183.44/251.79 = 163.33/x
  3. Step 3: Cross multiply
    183.44x = 251.79 × 163.33
  4. Step 4: Simplify right side
    183.44x = 41,124.86
  5. Step 5: Solve for x
    x = 41,124.86/183.44
  6. Step 6: Final answer
    x = 224.19

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.