Home / 199,169.18-274,853.49-108,525.16

Finding the Fourth Proportional to 199,169.18, 274,853.49 and 108,525.16

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Solution

The fourth proportional to 199,169.18, 274,853.49 and 108,525.16 is: 149,764.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,169.18 : 274,853.49 = 108,525.16 : x
  2. Step 2: Convert to fraction form
    199,169.18/274,853.49 = 108,525.16/x
  3. Step 3: Cross multiply
    199,169.18x = 274,853.49 × 108,525.16
  4. Step 4: Simplify right side
    199,169.18x = 29,828,519,837.73
  5. Step 5: Solve for x
    x = 29,828,519,837.73/199,169.18
  6. Step 6: Final answer
    x = 149,764.74

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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.