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Finding the Fourth Proportional to 71,253.92, 106,906.80 and 33,825.44

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Solution

The fourth proportional to 71,253.92, 106,906.80 and 33,825.44 is: 50,750.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,253.92 : 106,906.80 = 33,825.44 : x
  2. Step 2: Convert to fraction form
    71,253.92/106,906.80 = 33,825.44/x
  3. Step 3: Cross multiply
    71,253.92x = 106,906.80 × 33,825.44
  4. Step 4: Simplify right side
    71,253.92x = 3,616,169,548.99
  5. Step 5: Solve for x
    x = 3,616,169,548.99/71,253.92
  6. Step 6: Final answer
    x = 50,750.46

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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.