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Finding the Fourth Proportional to 41,959.26, 62,938.49 and 19,760.49

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Solution

The fourth proportional to 41,959.26, 62,938.49 and 19,760.49 is: 29,640.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,959.26 : 62,938.49 = 19,760.49 : x
  2. Step 2: Convert to fraction form
    41,959.26/62,938.49 = 19,760.49/x
  3. Step 3: Cross multiply
    41,959.26x = 62,938.49 × 19,760.49
  4. Step 4: Simplify right side
    41,959.26x = 1,243,695,303.46
  5. Step 5: Solve for x
    x = 1,243,695,303.46/41,959.26
  6. Step 6: Final answer
    x = 29,640.54

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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.