Home / 185,917.44-256,539.36-109,391.04

Finding the Fourth Proportional to 185,917.44, 256,539.36 and 109,391.04

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Solution

The fourth proportional to 185,917.44, 256,539.36 and 109,391.04 is: 150,943.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,917.44 : 256,539.36 = 109,391.04 : x
  2. Step 2: Convert to fraction form
    185,917.44/256,539.36 = 109,391.04/x
  3. Step 3: Cross multiply
    185,917.44x = 256,539.36 × 109,391.04
  4. Step 4: Simplify right side
    185,917.44x = 28,063,107,391.33
  5. Step 5: Solve for x
    x = 28,063,107,391.33/185,917.44
  6. Step 6: Final answer
    x = 150,943.92

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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.