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Finding the Third Proportional to 77,562 and 111,825

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Solution

The third proportional to 77,562 and 111,825 is: 161,223.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,562 : 111,825 = 111,825 : x
  2. Step 2: Convert to fraction form
    77,562/111,825 = 111,825/x
  3. Step 3: Cross multiply
    77,562x = 111,825 × 111,825
  4. Step 4: Simplify right side
    77,562x = 12,504,830,625
  5. Step 5: Solve for x
    x = 12,504,830,625/77,562
  6. Step 6: Final answer
    x = 161,223.67

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These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.