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Finding the Fourth Proportional to 240.08, 359.95 and 116.61

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Solution

The fourth proportional to 240.08, 359.95 and 116.61 is: 174.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.08 : 359.95 = 116.61 : x
  2. Step 2: Convert to fraction form
    240.08/359.95 = 116.61/x
  3. Step 3: Cross multiply
    240.08x = 359.95 × 116.61
  4. Step 4: Simplify right side
    240.08x = 41,974.37
  5. Step 5: Solve for x
    x = 41,974.37/240.08
  6. Step 6: Final answer
    x = 174.83

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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.