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Finding the Fourth Proportional to 240.06, 360.08 and 159.44

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Solution

The fourth proportional to 240.06, 360.08 and 159.44 is: 239.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.06 : 360.08 = 159.44 : x
  2. Step 2: Convert to fraction form
    240.06/360.08 = 159.44/x
  3. Step 3: Cross multiply
    240.06x = 360.08 × 159.44
  4. Step 4: Simplify right side
    240.06x = 57,409.16
  5. Step 5: Solve for x
    x = 57,409.16/240.06
  6. Step 6: Final answer
    x = 239.14

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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.