Home / 199,161.03-274,838.73-108,517.75

Finding the Fourth Proportional to 199,161.03, 274,838.73 and 108,517.75

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Solution

The fourth proportional to 199,161.03, 274,838.73 and 108,517.75 is: 149,752.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,161.03 : 274,838.73 = 108,517.75 : x
  2. Step 2: Convert to fraction form
    199,161.03/274,838.73 = 108,517.75/x
  3. Step 3: Cross multiply
    199,161.03x = 274,838.73 × 108,517.75
  4. Step 4: Simplify right side
    199,161.03x = 29,824,880,592.46
  5. Step 5: Solve for x
    x = 29,824,880,592.46/199,161.03
  6. Step 6: Final answer
    x = 149,752.59

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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.