Home / 185,796.12-256,504.87-122,318.44

Finding the Fourth Proportional to 185,796.12, 256,504.87 and 122,318.44

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Solution

The fourth proportional to 185,796.12, 256,504.87 and 122,318.44 is: 168,869.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,796.12 : 256,504.87 = 122,318.44 : x
  2. Step 2: Convert to fraction form
    185,796.12/256,504.87 = 122,318.44/x
  3. Step 3: Cross multiply
    185,796.12x = 256,504.87 × 122,318.44
  4. Step 4: Simplify right side
    185,796.12x = 31,375,275,550.80
  5. Step 5: Solve for x
    x = 31,375,275,550.80/185,796.12
  6. Step 6: Final answer
    x = 168,869.38

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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.