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Finding the Fourth Proportional to 182.36, 251.20 and 171.02

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Solution

The fourth proportional to 182.36, 251.20 and 171.02 is: 235.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.36 : 251.20 = 171.02 : x
  2. Step 2: Convert to fraction form
    182.36/251.20 = 171.02/x
  3. Step 3: Cross multiply
    182.36x = 251.20 × 171.02
  4. Step 4: Simplify right side
    182.36x = 42,960.22
  5. Step 5: Solve for x
    x = 42,960.22/182.36
  6. Step 6: Final answer
    x = 235.58

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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.