Home / 121,370.00-181,932.58-50,194.38

Finding the Fourth Proportional to 121,370.00, 181,932.58 and 50,194.38

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Solution

The fourth proportional to 121,370.00, 181,932.58 and 50,194.38 is: 75,240.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,370.00 : 181,932.58 = 50,194.38 : x
  2. Step 2: Convert to fraction form
    121,370.00/181,932.58 = 50,194.38/x
  3. Step 3: Cross multiply
    121,370.00x = 181,932.58 × 50,194.38
  4. Step 4: Simplify right side
    121,370.00x = 9,131,993,799.89
  5. Step 5: Solve for x
    x = 9,131,993,799.89/121,370.00
  6. Step 6: Final answer
    x = 75,240.95

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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.