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Finding the Fourth Proportional to 69,415.98, 95,793.60 and 37,584.78

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Solution

The fourth proportional to 69,415.98, 95,793.60 and 37,584.78 is: 51,866.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,415.98 : 95,793.60 = 37,584.78 : x
  2. Step 2: Convert to fraction form
    69,415.98/95,793.60 = 37,584.78/x
  3. Step 3: Cross multiply
    69,415.98x = 95,793.60 × 37,584.78
  4. Step 4: Simplify right side
    69,415.98x = 3,600,381,381.41
  5. Step 5: Solve for x
    x = 3,600,381,381.41/69,415.98
  6. Step 6: Final answer
    x = 51,866.75

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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.