Home / 199,179.04-274,863.57-108,535.66

Finding the Fourth Proportional to 199,179.04, 274,863.57 and 108,535.66

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Solution

The fourth proportional to 199,179.04, 274,863.57 and 108,535.66 is: 149,777.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,179.04 : 274,863.57 = 108,535.66 : x
  2. Step 2: Convert to fraction form
    199,179.04/274,863.57 = 108,535.66/x
  3. Step 3: Cross multiply
    199,179.04x = 274,863.57 × 108,535.66
  4. Step 4: Simplify right side
    199,179.04x = 29,832,498,979.91
  5. Step 5: Solve for x
    x = 29,832,498,979.91/199,179.04
  6. Step 6: Final answer
    x = 149,777.30

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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.