Home / 185,414.08-255,873.38-108,936.32

Finding the Fourth Proportional to 185,414.08, 255,873.38 and 108,936.32

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Solution

The fourth proportional to 185,414.08, 255,873.38 and 108,936.32 is: 150,333.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,414.08 : 255,873.38 = 108,936.32 : x
  2. Step 2: Convert to fraction form
    185,414.08/255,873.38 = 108,936.32/x
  3. Step 3: Cross multiply
    185,414.08x = 255,873.38 × 108,936.32
  4. Step 4: Simplify right side
    185,414.08x = 27,873,904,403.16
  5. Step 5: Solve for x
    x = 27,873,904,403.16/185,414.08
  6. Step 6: Final answer
    x = 150,333.27

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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.