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Finding the Fourth Proportional to 179.48, 268.77 and 150.53

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Solution

The fourth proportional to 179.48, 268.77 and 150.53 is: 225.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.48 : 268.77 = 150.53 : x
  2. Step 2: Convert to fraction form
    179.48/268.77 = 150.53/x
  3. Step 3: Cross multiply
    179.48x = 268.77 × 150.53
  4. Step 4: Simplify right side
    179.48x = 40,456.60
  5. Step 5: Solve for x
    x = 40,456.60/179.48
  6. Step 6: Final answer
    x = 225.42

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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.