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Finding the Fourth Proportional to 179.16, 268.51 and 177.23

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Solution

The fourth proportional to 179.16, 268.51 and 177.23 is: 265.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.16 : 268.51 = 177.23 : x
  2. Step 2: Convert to fraction form
    179.16/268.51 = 177.23/x
  3. Step 3: Cross multiply
    179.16x = 268.51 × 177.23
  4. Step 4: Simplify right side
    179.16x = 47,586.68
  5. Step 5: Solve for x
    x = 47,586.68/179.16
  6. Step 6: Final answer
    x = 265.61

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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.