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Finding the Fourth Proportional to 183.87, 254.04 and 160.58

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Solution

The fourth proportional to 183.87, 254.04 and 160.58 is: 221.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.87 : 254.04 = 160.58 : x
  2. Step 2: Convert to fraction form
    183.87/254.04 = 160.58/x
  3. Step 3: Cross multiply
    183.87x = 254.04 × 160.58
  4. Step 4: Simplify right side
    183.87x = 40,793.78
  5. Step 5: Solve for x
    x = 40,793.78/183.87
  6. Step 6: Final answer
    x = 221.86

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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.