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Finding the Fourth Proportional to 71,793.73, 99,060.33 and 43,493.95

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Solution

The fourth proportional to 71,793.73, 99,060.33 and 43,493.95 is: 60,012.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,793.73 : 99,060.33 = 43,493.95 : x
  2. Step 2: Convert to fraction form
    71,793.73/99,060.33 = 43,493.95/x
  3. Step 3: Cross multiply
    71,793.73x = 99,060.33 × 43,493.95
  4. Step 4: Simplify right side
    71,793.73x = 4,308,525,040.00
  5. Step 5: Solve for x
    x = 4,308,525,040.00/71,793.73
  6. Step 6: Final answer
    x = 60,012.55

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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.