Home / 73,787.44-101,826.84-40,255.60

Finding the Fourth Proportional to 73,787.44, 101,826.84 and 40,255.60

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Solution

The fourth proportional to 73,787.44, 101,826.84 and 40,255.60 is: 55,552.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,787.44 : 101,826.84 = 40,255.60 : x
  2. Step 2: Convert to fraction form
    73,787.44/101,826.84 = 40,255.60/x
  3. Step 3: Cross multiply
    73,787.44x = 101,826.84 × 40,255.60
  4. Step 4: Simplify right side
    73,787.44x = 4,099,100,540.30
  5. Step 5: Solve for x
    x = 4,099,100,540.30/73,787.44
  6. Step 6: Final answer
    x = 55,552.82

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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.