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Finding the Fourth Proportional to 69,471.82, 95,793.60 and 50,313.70

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Solution

The fourth proportional to 69,471.82, 95,793.60 and 50,313.70 is: 69,376.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,471.82 : 95,793.60 = 50,313.70 : x
  2. Step 2: Convert to fraction form
    69,471.82/95,793.60 = 50,313.70/x
  3. Step 3: Cross multiply
    69,471.82x = 95,793.60 × 50,313.70
  4. Step 4: Simplify right side
    69,471.82x = 4,819,730,452.32
  5. Step 5: Solve for x
    x = 4,819,730,452.32/69,471.82
  6. Step 6: Final answer
    x = 69,376.77

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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.