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Finding the Fourth Proportional to 250.14, 374.73 and 158.86

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Solution

The fourth proportional to 250.14, 374.73 and 158.86 is: 237.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.14 : 374.73 = 158.86 : x
  2. Step 2: Convert to fraction form
    250.14/374.73 = 158.86/x
  3. Step 3: Cross multiply
    250.14x = 374.73 × 158.86
  4. Step 4: Simplify right side
    250.14x = 59,529.48
  5. Step 5: Solve for x
    x = 59,529.48/250.14
  6. Step 6: Final answer
    x = 237.99

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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.