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Finding the Fourth Proportional to 179.13, 268.51 and 166.04

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Solution

The fourth proportional to 179.13, 268.51 and 166.04 is: 248.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.13 : 268.51 = 166.04 : x
  2. Step 2: Convert to fraction form
    179.13/268.51 = 166.04/x
  3. Step 3: Cross multiply
    179.13x = 268.51 × 166.04
  4. Step 4: Simplify right side
    179.13x = 44,583.40
  5. Step 5: Solve for x
    x = 44,583.40/179.13
  6. Step 6: Final answer
    x = 248.89

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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.