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Finding the Fourth Proportional to 184.88, 255.09 and 119.37

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Solution

The fourth proportional to 184.88, 255.09 and 119.37 is: 164.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.88 : 255.09 = 119.37 : x
  2. Step 2: Convert to fraction form
    184.88/255.09 = 119.37/x
  3. Step 3: Cross multiply
    184.88x = 255.09 × 119.37
  4. Step 4: Simplify right side
    184.88x = 30,450.73
  5. Step 5: Solve for x
    x = 30,450.73/184.88
  6. Step 6: Final answer
    x = 164.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.