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Finding the Fourth Proportional to 235.13, 352.56 and 119.44

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Solution

The fourth proportional to 235.13, 352.56 and 119.44 is: 179.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    235.13 : 352.56 = 119.44 : x
  2. Step 2: Convert to fraction form
    235.13/352.56 = 119.44/x
  3. Step 3: Cross multiply
    235.13x = 352.56 × 119.44
  4. Step 4: Simplify right side
    235.13x = 42,108.00
  5. Step 5: Solve for x
    x = 42,108.00/235.13
  6. Step 6: Final answer
    x = 179.08

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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.