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Finding the Third Proportional to 63,139.50 and 96,531.75

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Solution

The third proportional to 63,139.50 and 96,531.75 is: 147,583.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,139.50 : 96,531.75 = 96,531.75 : x
  2. Step 2: Convert to fraction form
    63,139.50/96,531.75 = 96,531.75/x
  3. Step 3: Cross multiply
    63,139.50x = 96,531.75 × 96,531.75
  4. Step 4: Simplify right side
    63,139.50x = 9,318,378,758.06
  5. Step 5: Solve for x
    x = 9,318,378,758.06/63,139.50
  6. Step 6: Final answer
    x = 147,583.98

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.