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Finding the Fourth Proportional to 62.54, 93.87 and 49.16

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Solution

The fourth proportional to 62.54, 93.87 and 49.16 is: 73.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.54 : 93.87 = 49.16 : x
  2. Step 2: Convert to fraction form
    62.54/93.87 = 49.16/x
  3. Step 3: Cross multiply
    62.54x = 93.87 × 49.16
  4. Step 4: Simplify right side
    62.54x = 4,614.65
  5. Step 5: Solve for x
    x = 4,614.65/62.54
  6. Step 6: Final answer
    x = 73.79

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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.