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Finding the Fourth Proportional to 193.52, 290.27 and 63.53

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Solution

The fourth proportional to 193.52, 290.27 and 63.53 is: 95.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    193.52 : 290.27 = 63.53 : x
  2. Step 2: Convert to fraction form
    193.52/290.27 = 63.53/x
  3. Step 3: Cross multiply
    193.52x = 290.27 × 63.53
  4. Step 4: Simplify right side
    193.52x = 18,439.08
  5. Step 5: Solve for x
    x = 18,439.08/193.52
  6. Step 6: Final answer
    x = 95.29

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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.