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Finding the Fourth Proportional to 62.83, 94.38 and 50.14

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Solution

The fourth proportional to 62.83, 94.38 and 50.14 is: 75.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.83 : 94.38 = 50.14 : x
  2. Step 2: Convert to fraction form
    62.83/94.38 = 50.14/x
  3. Step 3: Cross multiply
    62.83x = 94.38 × 50.14
  4. Step 4: Simplify right side
    62.83x = 4,732.21
  5. Step 5: Solve for x
    x = 4,732.21/62.83
  6. Step 6: Final answer
    x = 75.32

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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.