Home / 53,839.63-80,759.49-25,753.09

Finding the Fourth Proportional to 53,839.63, 80,759.49 and 25,753.09

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Solution

The fourth proportional to 53,839.63, 80,759.49 and 25,753.09 is: 38,629.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,839.63 : 80,759.49 = 25,753.09 : x
  2. Step 2: Convert to fraction form
    53,839.63/80,759.49 = 25,753.09/x
  3. Step 3: Cross multiply
    53,839.63x = 80,759.49 × 25,753.09
  4. Step 4: Simplify right side
    53,839.63x = 2,079,806,414.32
  5. Step 5: Solve for x
    x = 2,079,806,414.32/53,839.63
  6. Step 6: Final answer
    x = 38,629.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.