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Finding the Fourth Proportional to 182.36, 252.72 and 179.72

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Solution

The fourth proportional to 182.36, 252.72 and 179.72 is: 249.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.36 : 252.72 = 179.72 : x
  2. Step 2: Convert to fraction form
    182.36/252.72 = 179.72/x
  3. Step 3: Cross multiply
    182.36x = 252.72 × 179.72
  4. Step 4: Simplify right side
    182.36x = 45,418.84
  5. Step 5: Solve for x
    x = 45,418.84/182.36
  6. Step 6: Final answer
    x = 249.06

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.