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Finding the Fourth Proportional to 67,969.56, 93,796.74 and 37,753.68

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Solution

The fourth proportional to 67,969.56, 93,796.74 and 37,753.68 is: 52,099.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,969.56 : 93,796.74 = 37,753.68 : x
  2. Step 2: Convert to fraction form
    67,969.56/93,796.74 = 37,753.68/x
  3. Step 3: Cross multiply
    67,969.56x = 93,796.74 × 37,753.68
  4. Step 4: Simplify right side
    67,969.56x = 3,541,172,107.00
  5. Step 5: Solve for x
    x = 3,541,172,107.00/67,969.56
  6. Step 6: Final answer
    x = 52,099.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.