Home / 109,198.26-163,786.23-34,318.98

Finding the Fourth Proportional to 109,198.26, 163,786.23 and 34,318.98

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Solution

The fourth proportional to 109,198.26, 163,786.23 and 34,318.98 is: 51,474.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,198.26 : 163,786.23 = 34,318.98 : x
  2. Step 2: Convert to fraction form
    109,198.26/163,786.23 = 34,318.98/x
  3. Step 3: Cross multiply
    109,198.26x = 163,786.23 × 34,318.98
  4. Step 4: Simplify right side
    109,198.26x = 5,620,976,351.65
  5. Step 5: Solve for x
    x = 5,620,976,351.65/109,198.26
  6. Step 6: Final answer
    x = 51,474.96

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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.