Home / 203,826.20-305,739.30-63,584.60

Finding the Fourth Proportional to 203,826.20, 305,739.30 and 63,584.60

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Solution

The fourth proportional to 203,826.20, 305,739.30 and 63,584.60 is: 95,376.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,826.20 : 305,739.30 = 63,584.60 : x
  2. Step 2: Convert to fraction form
    203,826.20/305,739.30 = 63,584.60/x
  3. Step 3: Cross multiply
    203,826.20x = 305,739.30 × 63,584.60
  4. Step 4: Simplify right side
    203,826.20x = 19,440,311,094.78
  5. Step 5: Solve for x
    x = 19,440,311,094.78/203,826.20
  6. Step 6: Final answer
    x = 95,376.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.