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Finding the Fourth Proportional to 69,493.92, 104,241.03 and 25,120.60

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Solution

The fourth proportional to 69,493.92, 104,241.03 and 25,120.60 is: 37,680.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,493.92 : 104,241.03 = 25,120.60 : x
  2. Step 2: Convert to fraction form
    69,493.92/104,241.03 = 25,120.60/x
  3. Step 3: Cross multiply
    69,493.92x = 104,241.03 × 25,120.60
  4. Step 4: Simplify right side
    69,493.92x = 2,618,596,863.41
  5. Step 5: Solve for x
    x = 2,618,596,863.41/69,493.92
  6. Step 6: Final answer
    x = 37,680.95

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1.5x scale

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.