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Finding the Fourth Proportional to 69,241.64, 95,562.62 and 39,033.52

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Solution

The fourth proportional to 69,241.64, 95,562.62 and 39,033.52 is: 53,871.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,241.64 : 95,562.62 = 39,033.52 : x
  2. Step 2: Convert to fraction form
    69,241.64/95,562.62 = 39,033.52/x
  3. Step 3: Cross multiply
    69,241.64x = 95,562.62 × 39,033.52
  4. Step 4: Simplify right side
    69,241.64x = 3,730,145,439.02
  5. Step 5: Solve for x
    x = 3,730,145,439.02/69,241.64
  6. Step 6: Final answer
    x = 53,871.42

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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.