Home / 106,275.92-159,198.32-49,269.66

Finding the Fourth Proportional to 106,275.92, 159,198.32 and 49,269.66

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Solution

The fourth proportional to 106,275.92, 159,198.32 and 49,269.66 is: 73,804.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,275.92 : 159,198.32 = 49,269.66 : x
  2. Step 2: Convert to fraction form
    106,275.92/159,198.32 = 49,269.66/x
  3. Step 3: Cross multiply
    106,275.92x = 159,198.32 × 49,269.66
  4. Step 4: Simplify right side
    106,275.92x = 7,843,647,098.97
  5. Step 5: Solve for x
    x = 7,843,647,098.97/106,275.92
  6. Step 6: Final answer
    x = 73,804.56

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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.