Home / 199,239.89-274,947.66-108,596.66

Finding the Fourth Proportional to 199,239.89, 274,947.66 and 108,596.66

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Solution

The fourth proportional to 199,239.89, 274,947.66 and 108,596.66 is: 149,861.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,239.89 : 274,947.66 = 108,596.66 : x
  2. Step 2: Convert to fraction form
    199,239.89/274,947.66 = 108,596.66/x
  3. Step 3: Cross multiply
    199,239.89x = 274,947.66 × 108,596.66
  4. Step 4: Simplify right side
    199,239.89x = 29,858,396,176.08
  5. Step 5: Solve for x
    x = 29,858,396,176.08/199,239.89
  6. Step 6: Final answer
    x = 149,861.54

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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.