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Finding the Fourth Proportional to 250.62, 376.03 and 134.93

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Solution

The fourth proportional to 250.62, 376.03 and 134.93 is: 202.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.62 : 376.03 = 134.93 : x
  2. Step 2: Convert to fraction form
    250.62/376.03 = 134.93/x
  3. Step 3: Cross multiply
    250.62x = 376.03 × 134.93
  4. Step 4: Simplify right side
    250.62x = 50,735.85
  5. Step 5: Solve for x
    x = 50,735.85/250.62
  6. Step 6: Final answer
    x = 202.45

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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.