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Finding the Fourth Proportional to 183.52, 274.92 and 168.40

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Solution

The fourth proportional to 183.52, 274.92 and 168.40 is: 252.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.52 : 274.92 = 168.40 : x
  2. Step 2: Convert to fraction form
    183.52/274.92 = 168.40/x
  3. Step 3: Cross multiply
    183.52x = 274.92 × 168.40
  4. Step 4: Simplify right side
    183.52x = 46,296.53
  5. Step 5: Solve for x
    x = 46,296.53/183.52
  6. Step 6: Final answer
    x = 252.27

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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.