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Finding the Fourth Proportional to 179.73, 248.00 and 116.69

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Solution

The fourth proportional to 179.73, 248.00 and 116.69 is: 161.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.73 : 248.00 = 116.69 : x
  2. Step 2: Convert to fraction form
    179.73/248.00 = 116.69/x
  3. Step 3: Cross multiply
    179.73x = 248.00 × 116.69
  4. Step 4: Simplify right side
    179.73x = 28,937.30
  5. Step 5: Solve for x
    x = 28,937.30/179.73
  6. Step 6: Final answer
    x = 161.00

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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.