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Finding the Fourth Proportional to 144.46, 199.24 and 95.25

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Solution

The fourth proportional to 144.46, 199.24 and 95.25 is: 131.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    144.46 : 199.24 = 95.25 : x
  2. Step 2: Convert to fraction form
    144.46/199.24 = 95.25/x
  3. Step 3: Cross multiply
    144.46x = 199.24 × 95.25
  4. Step 4: Simplify right side
    144.46x = 18,977.37
  5. Step 5: Solve for x
    x = 18,977.37/144.46
  6. Step 6: Final answer
    x = 131.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.