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Finding the Fourth Proportional to 250.67, 375.94 and 96.55

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Solution

The fourth proportional to 250.67, 375.94 and 96.55 is: 144.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.67 : 375.94 = 96.55 : x
  2. Step 2: Convert to fraction form
    250.67/375.94 = 96.55/x
  3. Step 3: Cross multiply
    250.67x = 375.94 × 96.55
  4. Step 4: Simplify right side
    250.67x = 36,297.01
  5. Step 5: Solve for x
    x = 36,297.01/250.67
  6. Step 6: Final answer
    x = 144.80

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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.