Home / 121,198.56-181,805.04-38,092.56

Finding the Fourth Proportional to 121,198.56, 181,805.04 and 38,092.56

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Solution

The fourth proportional to 121,198.56, 181,805.04 and 38,092.56 is: 57,141.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,198.56 : 181,805.04 = 38,092.56 : x
  2. Step 2: Convert to fraction form
    121,198.56/181,805.04 = 38,092.56/x
  3. Step 3: Cross multiply
    121,198.56x = 181,805.04 × 38,092.56
  4. Step 4: Simplify right side
    121,198.56x = 6,925,419,394.50
  5. Step 5: Solve for x
    x = 6,925,419,394.50/121,198.56
  6. Step 6: Final answer
    x = 57,141.10

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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.