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Finding the Third Proportional to 48.06 and 83.75

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Solution

The third proportional to 48.06 and 83.75 is: 145.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48.06 : 83.75 = 83.75 : x
  2. Step 2: Convert to fraction form
    48.06/83.75 = 83.75/x
  3. Step 3: Cross multiply
    48.06x = 83.75 × 83.75
  4. Step 4: Simplify right side
    48.06x = 7,014.06
  5. Step 5: Solve for x
    x = 7,014.06/48.06
  6. Step 6: Final answer
    x = 145.94

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Why These Related Problems?

These problems maintain the same ratio (1.74) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.