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Finding the Fourth Proportional to 234.88, 352.03 and 119.36

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Solution

The fourth proportional to 234.88, 352.03 and 119.36 is: 178.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.88 : 352.03 = 119.36 : x
  2. Step 2: Convert to fraction form
    234.88/352.03 = 119.36/x
  3. Step 3: Cross multiply
    234.88x = 352.03 × 119.36
  4. Step 4: Simplify right side
    234.88x = 42,017.13
  5. Step 5: Solve for x
    x = 42,017.13/234.88
  6. Step 6: Final answer
    x = 178.89

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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.