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Finding the Fourth Proportional to 69,415.60, 95,793.40 and 37,584.49

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Solution

The fourth proportional to 69,415.60, 95,793.40 and 37,584.49 is: 51,866.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,415.60 : 95,793.40 = 37,584.49 : x
  2. Step 2: Convert to fraction form
    69,415.60/95,793.40 = 37,584.49/x
  3. Step 3: Cross multiply
    69,415.60x = 95,793.40 × 37,584.49
  4. Step 4: Simplify right side
    69,415.60x = 3,600,346,084.37
  5. Step 5: Solve for x
    x = 3,600,346,084.37/69,415.60
  6. Step 6: Final answer
    x = 51,866.53

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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.