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Finding the Fourth Proportional to 246.69, 369.95 and 102.38

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Solution

The fourth proportional to 246.69, 369.95 and 102.38 is: 153.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.69 : 369.95 = 102.38 : x
  2. Step 2: Convert to fraction form
    246.69/369.95 = 102.38/x
  3. Step 3: Cross multiply
    246.69x = 369.95 × 102.38
  4. Step 4: Simplify right side
    246.69x = 37,873.12
  5. Step 5: Solve for x
    x = 37,873.12/246.69
  6. Step 6: Final answer
    x = 153.53

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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.