Home / 77,200.56-115,816.20-32,826.96

Finding the Fourth Proportional to 77,200.56, 115,816.20 and 32,826.96

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Solution

The fourth proportional to 77,200.56, 115,816.20 and 32,826.96 is: 49,246.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,200.56 : 115,816.20 = 32,826.96 : x
  2. Step 2: Convert to fraction form
    77,200.56/115,816.20 = 32,826.96/x
  3. Step 3: Cross multiply
    77,200.56x = 115,816.20 × 32,826.96
  4. Step 4: Simplify right side
    77,200.56x = 3,801,893,764.75
  5. Step 5: Solve for x
    x = 3,801,893,764.75/77,200.56
  6. Step 6: Final answer
    x = 49,246.97

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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.