Home / 199,093.70-274,729.38-122,600.54

Finding the Fourth Proportional to 199,093.70, 274,729.38 and 122,600.54

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Solution

The fourth proportional to 199,093.70, 274,729.38 and 122,600.54 is: 169,176.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,093.70 : 274,729.38 = 122,600.54 : x
  2. Step 2: Convert to fraction form
    199,093.70/274,729.38 = 122,600.54/x
  3. Step 3: Cross multiply
    199,093.70x = 274,729.38 × 122,600.54
  4. Step 4: Simplify right side
    199,093.70x = 33,681,970,341.87
  5. Step 5: Solve for x
    x = 33,681,970,341.87/199,093.70
  6. Step 6: Final answer
    x = 169,176.47

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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.