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Finding the Fourth Proportional to 69,158.56, 103,747.44 and 22,396.32

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Solution

The fourth proportional to 69,158.56, 103,747.44 and 22,396.32 is: 33,597.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,158.56 : 103,747.44 = 22,396.32 : x
  2. Step 2: Convert to fraction form
    69,158.56/103,747.44 = 22,396.32/x
  3. Step 3: Cross multiply
    69,158.56x = 103,747.44 × 22,396.32
  4. Step 4: Simplify right side
    69,158.56x = 2,323,560,865.42
  5. Step 5: Solve for x
    x = 2,323,560,865.42/69,158.56
  6. Step 6: Final answer
    x = 33,597.59

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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.