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Finding the Fourth Proportional to 179.37, 268.53 and 110.69

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Solution

The fourth proportional to 179.37, 268.53 and 110.69 is: 165.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.37 : 268.53 = 110.69 : x
  2. Step 2: Convert to fraction form
    179.37/268.53 = 110.69/x
  3. Step 3: Cross multiply
    179.37x = 268.53 × 110.69
  4. Step 4: Simplify right side
    179.37x = 29,722.24
  5. Step 5: Solve for x
    x = 29,722.24/179.37
  6. Step 6: Final answer
    x = 165.70

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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.