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Finding the Fourth Proportional to 179.03, 268.34 and 97.83

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Solution

The fourth proportional to 179.03, 268.34 and 97.83 is: 146.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.03 : 268.34 = 97.83 : x
  2. Step 2: Convert to fraction form
    179.03/268.34 = 97.83/x
  3. Step 3: Cross multiply
    179.03x = 268.34 × 97.83
  4. Step 4: Simplify right side
    179.03x = 26,251.21
  5. Step 5: Solve for x
    x = 26,251.21/179.03
  6. Step 6: Final answer
    x = 146.63

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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.