Home / 69,480.27-95,881.77-39,265.31

Finding the Fourth Proportional to 69,480.27, 95,881.77 and 39,265.31

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Solution

The fourth proportional to 69,480.27, 95,881.77 and 39,265.31 is: 54,185.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,480.27 : 95,881.77 = 39,265.31 : x
  2. Step 2: Convert to fraction form
    69,480.27/95,881.77 = 39,265.31/x
  3. Step 3: Cross multiply
    69,480.27x = 95,881.77 × 39,265.31
  4. Step 4: Simplify right side
    69,480.27x = 3,764,826,942.99
  5. Step 5: Solve for x
    x = 3,764,826,942.99/69,480.27
  6. Step 6: Final answer
    x = 54,185.55

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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.