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Finding the Fourth Proportional to 69,439.80, 95,825.80 and 37,608.44

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Solution

The fourth proportional to 69,439.80, 95,825.80 and 37,608.44 is: 51,899.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,439.80 : 95,825.80 = 37,608.44 : x
  2. Step 2: Convert to fraction form
    69,439.80/95,825.80 = 37,608.44/x
  3. Step 3: Cross multiply
    69,439.80x = 95,825.80 × 37,608.44
  4. Step 4: Simplify right side
    69,439.80x = 3,603,858,849.75
  5. Step 5: Solve for x
    x = 3,603,858,849.75/69,439.80
  6. Step 6: Final answer
    x = 51,899.04

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1.5x scale

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.