Home / 69,891.91-104,837.37-41,819.79

Finding the Fourth Proportional to 69,891.91, 104,837.37 and 41,819.79

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Solution

The fourth proportional to 69,891.91, 104,837.37 and 41,819.79 is: 62,729.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,891.91 : 104,837.37 = 41,819.79 : x
  2. Step 2: Convert to fraction form
    69,891.91/104,837.37 = 41,819.79/x
  3. Step 3: Cross multiply
    69,891.91x = 104,837.37 × 41,819.79
  4. Step 4: Simplify right side
    69,891.91x = 4,384,276,797.55
  5. Step 5: Solve for x
    x = 4,384,276,797.55/69,891.91
  6. Step 6: Final answer
    x = 62,729.39

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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.