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Finding the Fourth Proportional to 93,757.60, 140,650.08 and 27,198.10

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Solution

The fourth proportional to 93,757.60, 140,650.08 and 27,198.10 is: 40,801.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,757.60 : 140,650.08 = 27,198.10 : x
  2. Step 2: Convert to fraction form
    93,757.60/140,650.08 = 27,198.10/x
  3. Step 3: Cross multiply
    93,757.60x = 140,650.08 × 27,198.10
  4. Step 4: Simplify right side
    93,757.60x = 3,825,414,940.85
  5. Step 5: Solve for x
    x = 3,825,414,940.85/93,757.60
  6. Step 6: Final answer
    x = 40,801.12

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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.