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Finding the Fourth Proportional to 193.71, 266.85 and 182.91

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Solution

The fourth proportional to 193.71, 266.85 and 182.91 is: 251.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    193.71 : 266.85 = 182.91 : x
  2. Step 2: Convert to fraction form
    193.71/266.85 = 182.91/x
  3. Step 3: Cross multiply
    193.71x = 266.85 × 182.91
  4. Step 4: Simplify right side
    193.71x = 48,809.53
  5. Step 5: Solve for x
    x = 48,809.53/193.71
  6. Step 6: Final answer
    x = 251.97

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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.