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Finding the Third Proportional to 43,771.75 and 67,907.75

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Solution

The third proportional to 43,771.75 and 67,907.75 is: 105,352.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,771.75 : 67,907.75 = 67,907.75 : x
  2. Step 2: Convert to fraction form
    43,771.75/67,907.75 = 67,907.75/x
  3. Step 3: Cross multiply
    43,771.75x = 67,907.75 × 67,907.75
  4. Step 4: Simplify right side
    43,771.75x = 4,611,462,510.06
  5. Step 5: Solve for x
    x = 4,611,462,510.06/43,771.75
  6. Step 6: Final answer
    x = 105,352.48

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.