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Finding the Fourth Proportional to 234.73, 352.04 and 72.37

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Solution

The fourth proportional to 234.73, 352.04 and 72.37 is: 108.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.73 : 352.04 = 72.37 : x
  2. Step 2: Convert to fraction form
    234.73/352.04 = 72.37/x
  3. Step 3: Cross multiply
    234.73x = 352.04 × 72.37
  4. Step 4: Simplify right side
    234.73x = 25,477.13
  5. Step 5: Solve for x
    x = 25,477.13/234.73
  6. Step 6: Final answer
    x = 108.54

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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.