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Finding the Third Proportional to 38,674.50 and 61,538.75

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Solution

The third proportional to 38,674.50 and 61,538.75 is: 97,920.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,674.50 : 61,538.75 = 61,538.75 : x
  2. Step 2: Convert to fraction form
    38,674.50/61,538.75 = 61,538.75/x
  3. Step 3: Cross multiply
    38,674.50x = 61,538.75 × 61,538.75
  4. Step 4: Simplify right side
    38,674.50x = 3,787,017,751.56
  5. Step 5: Solve for x
    x = 3,787,017,751.56/38,674.50
  6. Step 6: Final answer
    x = 97,920.28

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.