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Finding the Fourth Proportional to 61.37, 92.01 and 24.79

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Solution

The fourth proportional to 61.37, 92.01 and 24.79 is: 37.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    61.37 : 92.01 = 24.79 : x
  2. Step 2: Convert to fraction form
    61.37/92.01 = 24.79/x
  3. Step 3: Cross multiply
    61.37x = 92.01 × 24.79
  4. Step 4: Simplify right side
    61.37x = 2,280.57
  5. Step 5: Solve for x
    x = 2,280.57/61.37
  6. Step 6: Final answer
    x = 37.16

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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.