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Finding the Fourth Proportional to 250.10, 375.07 and 95.91

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Solution

The fourth proportional to 250.10, 375.07 and 95.91 is: 143.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.10 : 375.07 = 95.91 : x
  2. Step 2: Convert to fraction form
    250.10/375.07 = 95.91/x
  3. Step 3: Cross multiply
    250.10x = 375.07 × 95.91
  4. Step 4: Simplify right side
    250.10x = 35,972.96
  5. Step 5: Solve for x
    x = 35,972.96/250.10
  6. Step 6: Final answer
    x = 143.83

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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.