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Finding the Fourth Proportional to 183.11, 252.54 and 141.48

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Solution

The fourth proportional to 183.11, 252.54 and 141.48 is: 195.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.11 : 252.54 = 141.48 : x
  2. Step 2: Convert to fraction form
    183.11/252.54 = 141.48/x
  3. Step 3: Cross multiply
    183.11x = 252.54 × 141.48
  4. Step 4: Simplify right side
    183.11x = 35,729.36
  5. Step 5: Solve for x
    x = 35,729.36/183.11
  6. Step 6: Final answer
    x = 195.13

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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.