Home / 205,380.15-283,414.44-114,718.05

Finding the Fourth Proportional to 205,380.15, 283,414.44 and 114,718.05

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Solution

The fourth proportional to 205,380.15, 283,414.44 and 114,718.05 is: 158,305.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,380.15 : 283,414.44 = 114,718.05 : x
  2. Step 2: Convert to fraction form
    205,380.15/283,414.44 = 114,718.05/x
  3. Step 3: Cross multiply
    205,380.15x = 283,414.44 × 114,718.05
  4. Step 4: Simplify right side
    205,380.15x = 32,512,751,898.64
  5. Step 5: Solve for x
    x = 32,512,751,898.64/205,380.15
  6. Step 6: Final answer
    x = 158,305.23

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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.