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Finding the Fourth Proportional to 61,559.96, 84,952.78 and 33,265.60

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Solution

The fourth proportional to 61,559.96, 84,952.78 and 33,265.60 is: 45,906.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,559.96 : 84,952.78 = 33,265.60 : x
  2. Step 2: Convert to fraction form
    61,559.96/84,952.78 = 33,265.60/x
  3. Step 3: Cross multiply
    61,559.96x = 84,952.78 × 33,265.60
  4. Step 4: Simplify right side
    61,559.96x = 2,826,005,198.37
  5. Step 5: Solve for x
    x = 2,826,005,198.37/61,559.96
  6. Step 6: Final answer
    x = 45,906.55

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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.