Home / 199,197.43-274,882.66-108,553.11

Finding the Fourth Proportional to 199,197.43, 274,882.66 and 108,553.11

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Solution

The fourth proportional to 199,197.43, 274,882.66 and 108,553.11 is: 149,797.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,197.43 : 274,882.66 = 108,553.11 : x
  2. Step 2: Convert to fraction form
    199,197.43/274,882.66 = 108,553.11/x
  3. Step 3: Cross multiply
    199,197.43x = 274,882.66 × 108,553.11
  4. Step 4: Simplify right side
    199,197.43x = 29,839,368,482.71
  5. Step 5: Solve for x
    x = 29,839,368,482.71/199,197.43
  6. Step 6: Final answer
    x = 149,797.96

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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.