Home / 199,003.24-274,629.70-108,363.02

Finding the Fourth Proportional to 199,003.24, 274,629.70 and 108,363.02

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Solution

The fourth proportional to 199,003.24, 274,629.70 and 108,363.02 is: 149,543.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,003.24 : 274,629.70 = 108,363.02 : x
  2. Step 2: Convert to fraction form
    199,003.24/274,629.70 = 108,363.02/x
  3. Step 3: Cross multiply
    199,003.24x = 274,629.70 × 108,363.02
  4. Step 4: Simplify right side
    199,003.24x = 29,759,703,673.69
  5. Step 5: Solve for x
    x = 29,759,703,673.69/199,003.24
  6. Step 6: Final answer
    x = 149,543.81

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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.