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Finding the Fourth Proportional to 179.03, 268.50 and 57.27

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Solution

The fourth proportional to 179.03, 268.50 and 57.27 is: 85.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.03 : 268.50 = 57.27 : x
  2. Step 2: Convert to fraction form
    179.03/268.50 = 57.27/x
  3. Step 3: Cross multiply
    179.03x = 268.50 × 57.27
  4. Step 4: Simplify right side
    179.03x = 15,377.00
  5. Step 5: Solve for x
    x = 15,377.00/179.03
  6. Step 6: Final answer
    x = 85.89

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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.