Home / 69,938.14-104,782.83-40,294.73

Finding the Fourth Proportional to 69,938.14, 104,782.83 and 40,294.73

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Solution

The fourth proportional to 69,938.14, 104,782.83 and 40,294.73 is: 60,370.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,938.14 : 104,782.83 = 40,294.73 : x
  2. Step 2: Convert to fraction form
    69,938.14/104,782.83 = 40,294.73/x
  3. Step 3: Cross multiply
    69,938.14x = 104,782.83 × 40,294.73
  4. Step 4: Simplify right side
    69,938.14x = 4,222,195,843.49
  5. Step 5: Solve for x
    x = 4,222,195,843.49/69,938.14
  6. Step 6: Final answer
    x = 60,370.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.