Home / 91,763.55-137,640.06-25,198.97

Finding the Fourth Proportional to 91,763.55, 137,640.06 and 25,198.97

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Solution

The fourth proportional to 91,763.55, 137,640.06 and 25,198.97 is: 37,797.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,763.55 : 137,640.06 = 25,198.97 : x
  2. Step 2: Convert to fraction form
    91,763.55/137,640.06 = 25,198.97/x
  3. Step 3: Cross multiply
    91,763.55x = 137,640.06 × 25,198.97
  4. Step 4: Simplify right side
    91,763.55x = 3,468,387,054.54
  5. Step 5: Solve for x
    x = 3,468,387,054.54/91,763.55
  6. Step 6: Final answer
    x = 37,797.00

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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.