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Finding the Fourth Proportional to 185.52, 276.68 and 158.27

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Solution

The fourth proportional to 185.52, 276.68 and 158.27 is: 236.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    185.52 : 276.68 = 158.27 : x
  2. Step 2: Convert to fraction form
    185.52/276.68 = 158.27/x
  3. Step 3: Cross multiply
    185.52x = 276.68 × 158.27
  4. Step 4: Simplify right side
    185.52x = 43,787.97
  5. Step 5: Solve for x
    x = 43,787.97/185.52
  6. Step 6: Final answer
    x = 236.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.