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Finding the Fourth Proportional to 69,847.37, 104,732.78 and 27,684.74

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Solution

The fourth proportional to 69,847.37, 104,732.78 and 27,684.74 is: 41,511.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,847.37 : 104,732.78 = 27,684.74 : x
  2. Step 2: Convert to fraction form
    69,847.37/104,732.78 = 27,684.74/x
  3. Step 3: Cross multiply
    69,847.37x = 104,732.78 × 27,684.74
  4. Step 4: Simplify right side
    69,847.37x = 2,899,500,062.91
  5. Step 5: Solve for x
    x = 2,899,500,062.91/69,847.37
  6. Step 6: Final answer
    x = 41,511.94

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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.