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Finding the Fourth Proportional to 240.93, 361.40 and 96.65

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Solution

The fourth proportional to 240.93, 361.40 and 96.65 is: 144.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.93 : 361.40 = 96.65 : x
  2. Step 2: Convert to fraction form
    240.93/361.40 = 96.65/x
  3. Step 3: Cross multiply
    240.93x = 361.40 × 96.65
  4. Step 4: Simplify right side
    240.93x = 34,928.38
  5. Step 5: Solve for x
    x = 34,928.38/240.93
  6. Step 6: Final answer
    x = 144.97

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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.