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Finding the Fourth Proportional to 69,367.36, 95,773.84 and 45,534.56

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Solution

The fourth proportional to 69,367.36, 95,773.84 and 45,534.56 is: 62,868.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,367.36 : 95,773.84 = 45,534.56 : x
  2. Step 2: Convert to fraction form
    69,367.36/95,773.84 = 45,534.56/x
  3. Step 3: Cross multiply
    69,367.36x = 95,773.84 × 45,534.56
  4. Step 4: Simplify right side
    69,367.36x = 4,361,019,663.91
  5. Step 5: Solve for x
    x = 4,361,019,663.91/69,367.36
  6. Step 6: Final answer
    x = 62,868.47

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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.