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Finding the Fourth Proportional to 182.61, 273.69 and 159.75

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Solution

The fourth proportional to 182.61, 273.69 and 159.75 is: 239.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.61 : 273.69 = 159.75 : x
  2. Step 2: Convert to fraction form
    182.61/273.69 = 159.75/x
  3. Step 3: Cross multiply
    182.61x = 273.69 × 159.75
  4. Step 4: Simplify right side
    182.61x = 43,721.98
  5. Step 5: Solve for x
    x = 43,721.98/182.61
  6. Step 6: Final answer
    x = 239.43

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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.