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Finding the Fourth Proportional to 246.25, 369.39 and 124.48

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Solution

The fourth proportional to 246.25, 369.39 and 124.48 is: 186.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.25 : 369.39 = 124.48 : x
  2. Step 2: Convert to fraction form
    246.25/369.39 = 124.48/x
  3. Step 3: Cross multiply
    246.25x = 369.39 × 124.48
  4. Step 4: Simplify right side
    246.25x = 45,982.60
  5. Step 5: Solve for x
    x = 45,982.60/246.25
  6. Step 6: Final answer
    x = 186.73

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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.