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Finding the Third Proportional to 27.38 and 48.50

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Solution

The third proportional to 27.38 and 48.50 is: 85.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.38 : 48.50 = 48.50 : x
  2. Step 2: Convert to fraction form
    27.38/48.50 = 48.50/x
  3. Step 3: Cross multiply
    27.38x = 48.50 × 48.50
  4. Step 4: Simplify right side
    27.38x = 2,352.25
  5. Step 5: Solve for x
    x = 2,352.25/27.38
  6. Step 6: Final answer
    x = 85.93

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Why These Related Problems?

These problems maintain the same ratio (1.77) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.