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Finding the Fourth Proportional to 240.16, 360.14 and 75.59

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Solution

The fourth proportional to 240.16, 360.14 and 75.59 is: 113.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.16 : 360.14 = 75.59 : x
  2. Step 2: Convert to fraction form
    240.16/360.14 = 75.59/x
  3. Step 3: Cross multiply
    240.16x = 360.14 × 75.59
  4. Step 4: Simplify right side
    240.16x = 27,220.80
  5. Step 5: Solve for x
    x = 27,220.80/240.16
  6. Step 6: Final answer
    x = 113.34

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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.