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Finding the Fourth Proportional to 69,772.60, 104,644.26 and 23,014.52

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Solution

The fourth proportional to 69,772.60, 104,644.26 and 23,014.52 is: 34,516.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,772.60 : 104,644.26 = 23,014.52 : x
  2. Step 2: Convert to fraction form
    69,772.60/104,644.26 = 23,014.52/x
  3. Step 3: Cross multiply
    69,772.60x = 104,644.26 × 23,014.52
  4. Step 4: Simplify right side
    69,772.60x = 2,408,337,414.66
  5. Step 5: Solve for x
    x = 2,408,337,414.66/69,772.60
  6. Step 6: Final answer
    x = 34,516.95

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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.