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Finding the Fourth Proportional to 185.06, 254.61 and 179.96

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Solution

The fourth proportional to 185.06, 254.61 and 179.96 is: 247.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    185.06 : 254.61 = 179.96 : x
  2. Step 2: Convert to fraction form
    185.06/254.61 = 179.96/x
  3. Step 3: Cross multiply
    185.06x = 254.61 × 179.96
  4. Step 4: Simplify right side
    185.06x = 45,818.34
  5. Step 5: Solve for x
    x = 45,818.34/185.06
  6. Step 6: Final answer
    x = 247.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.