Home / 199,180.16-274,866.12-108,540.08

Finding the Fourth Proportional to 199,180.16, 274,866.12 and 108,540.08

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Solution

The fourth proportional to 199,180.16, 274,866.12 and 108,540.08 is: 149,783.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,180.16 : 274,866.12 = 108,540.08 : x
  2. Step 2: Convert to fraction form
    199,180.16/274,866.12 = 108,540.08/x
  3. Step 3: Cross multiply
    199,180.16x = 274,866.12 × 108,540.08
  4. Step 4: Simplify right side
    199,180.16x = 29,833,990,654.09
  5. Step 5: Solve for x
    x = 29,833,990,654.09/199,180.16
  6. Step 6: Final answer
    x = 149,783.95

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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.