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Finding the Fourth Proportional to 69,591.96, 104,336.81 and 22,179.77

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Solution

The fourth proportional to 69,591.96, 104,336.81 and 22,179.77 is: 33,253.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,591.96 : 104,336.81 = 22,179.77 : x
  2. Step 2: Convert to fraction form
    69,591.96/104,336.81 = 22,179.77/x
  3. Step 3: Cross multiply
    69,591.96x = 104,336.81 × 22,179.77
  4. Step 4: Simplify right side
    69,591.96x = 2,314,165,982.10
  5. Step 5: Solve for x
    x = 2,314,165,982.10/69,591.96
  6. Step 6: Final answer
    x = 33,253.35

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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.