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Finding the Fourth Proportional to 182.01, 251.18 and 103.33

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Solution

The fourth proportional to 182.01, 251.18 and 103.33 is: 142.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.01 : 251.18 = 103.33 : x
  2. Step 2: Convert to fraction form
    182.01/251.18 = 103.33/x
  3. Step 3: Cross multiply
    182.01x = 251.18 × 103.33
  4. Step 4: Simplify right side
    182.01x = 25,953.56
  5. Step 5: Solve for x
    x = 25,953.56/182.01
  6. Step 6: Final answer
    x = 142.59

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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.