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Finding the Fourth Proportional to 246.14, 369.36 and 136.54

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Solution

The fourth proportional to 246.14, 369.36 and 136.54 is: 204.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.14 : 369.36 = 136.54 : x
  2. Step 2: Convert to fraction form
    246.14/369.36 = 136.54/x
  3. Step 3: Cross multiply
    246.14x = 369.36 × 136.54
  4. Step 4: Simplify right side
    246.14x = 50,430.80
  5. Step 5: Solve for x
    x = 50,430.80/246.14
  6. Step 6: Final answer
    x = 204.89

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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.