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Finding the Fourth Proportional to 69,374.48, 95,736 and 37,542.80

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Solution

The fourth proportional to 69,374.48, 95,736 and 37,542.80 is: 51,808.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,374.48 : 95,736 = 37,542.80 : x
  2. Step 2: Convert to fraction form
    69,374.48/95,736 = 37,542.80/x
  3. Step 3: Cross multiply
    69,374.48x = 95,736 × 37,542.80
  4. Step 4: Simplify right side
    69,374.48x = 3,594,197,500.80
  5. Step 5: Solve for x
    x = 3,594,197,500.80/69,374.48
  6. Step 6: Final answer
    x = 51,808.64

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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.