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Finding the Fourth Proportional to 69,232, 95,542.08 and 39,016.96

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Solution

The fourth proportional to 69,232, 95,542.08 and 39,016.96 is: 53,844.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,232 : 95,542.08 = 39,016.96 : x
  2. Step 2: Convert to fraction form
    69,232/95,542.08 = 39,016.96/x
  3. Step 3: Cross multiply
    69,232x = 95,542.08 × 39,016.96
  4. Step 4: Simplify right side
    69,232x = 3,727,761,513.68
  5. Step 5: Solve for x
    x = 3,727,761,513.68/69,232
  6. Step 6: Final answer
    x = 53,844.49

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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.