Home / 270,705.08-373,568.48-149,843.78

Finding the Fourth Proportional to 270,705.08, 373,568.48 and 149,843.78

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Solution

The fourth proportional to 270,705.08, 373,568.48 and 149,843.78 is: 206,781.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,705.08 : 373,568.48 = 149,843.78 : x
  2. Step 2: Convert to fraction form
    270,705.08/373,568.48 = 149,843.78/x
  3. Step 3: Cross multiply
    270,705.08x = 373,568.48 × 149,843.78
  4. Step 4: Simplify right side
    270,705.08x = 55,976,913,132.05
  5. Step 5: Solve for x
    x = 55,976,913,132.05/270,705.08
  6. Step 6: Final answer
    x = 206,781.91

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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.