Home / 68,793.12-94,938.35-51,766.73

Finding the Fourth Proportional to 68,793.12, 94,938.35 and 51,766.73

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Solution

The fourth proportional to 68,793.12, 94,938.35 and 51,766.73 is: 71,440.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,793.12 : 94,938.35 = 51,766.73 : x
  2. Step 2: Convert to fraction form
    68,793.12/94,938.35 = 51,766.73/x
  3. Step 3: Cross multiply
    68,793.12x = 94,938.35 × 51,766.73
  4. Step 4: Simplify right side
    68,793.12x = 4,914,647,197.57
  5. Step 5: Solve for x
    x = 4,914,647,197.57/68,793.12
  6. Step 6: Final answer
    x = 71,440.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.