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Finding the Fourth Proportional to 244.14, 336.94 and 145.87

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Solution

The fourth proportional to 244.14, 336.94 and 145.87 is: 201.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.14 : 336.94 = 145.87 : x
  2. Step 2: Convert to fraction form
    244.14/336.94 = 145.87/x
  3. Step 3: Cross multiply
    244.14x = 336.94 × 145.87
  4. Step 4: Simplify right side
    244.14x = 49,149.44
  5. Step 5: Solve for x
    x = 49,149.44/244.14
  6. Step 6: Final answer
    x = 201.32

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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.