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Finding the Fourth Proportional to 69,549.08, 95,977.05 and 37,717.43

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Solution

The fourth proportional to 69,549.08, 95,977.05 and 37,717.43 is: 52,049.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,549.08 : 95,977.05 = 37,717.43 : x
  2. Step 2: Convert to fraction form
    69,549.08/95,977.05 = 37,717.43/x
  3. Step 3: Cross multiply
    69,549.08x = 95,977.05 × 37,717.43
  4. Step 4: Simplify right side
    69,549.08x = 3,620,007,664.98
  5. Step 5: Solve for x
    x = 3,620,007,664.98/69,549.08
  6. Step 6: Final answer
    x = 52,049.68

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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.