Home / 199,190.16-274,879.92-108,550.08

Finding the Fourth Proportional to 199,190.16, 274,879.92 and 108,550.08

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Solution

The fourth proportional to 199,190.16, 274,879.92 and 108,550.08 is: 149,797.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,190.16 : 274,879.92 = 108,550.08 : x
  2. Step 2: Convert to fraction form
    199,190.16/274,879.92 = 108,550.08/x
  3. Step 3: Cross multiply
    199,190.16x = 274,879.92 × 108,550.08
  4. Step 4: Simplify right side
    199,190.16x = 29,838,237,306.39
  5. Step 5: Solve for x
    x = 29,838,237,306.39/199,190.16
  6. Step 6: Final answer
    x = 149,797.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.