Home / 199,275.24-274,996.62-108,634.80

Finding the Fourth Proportional to 199,275.24, 274,996.62 and 108,634.80

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Solution

The fourth proportional to 199,275.24, 274,996.62 and 108,634.80 is: 149,914.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,275.24 : 274,996.62 = 108,634.80 : x
  2. Step 2: Convert to fraction form
    199,275.24/274,996.62 = 108,634.80/x
  3. Step 3: Cross multiply
    199,275.24x = 274,996.62 × 108,634.80
  4. Step 4: Simplify right side
    199,275.24x = 29,874,202,814.38
  5. Step 5: Solve for x
    x = 29,874,202,814.38/199,275.24
  6. Step 6: Final answer
    x = 149,914.27

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1.5x scale

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.