Home / 199,111.54-274,770.74-108,468.59

Finding the Fourth Proportional to 199,111.54, 274,770.74 and 108,468.59

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Solution

The fourth proportional to 199,111.54, 274,770.74 and 108,468.59 is: 149,684.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,111.54 : 274,770.74 = 108,468.59 : x
  2. Step 2: Convert to fraction form
    199,111.54/274,770.74 = 108,468.59/x
  3. Step 3: Cross multiply
    199,111.54x = 274,770.74 × 108,468.59
  4. Step 4: Simplify right side
    199,111.54x = 29,803,993,367.20
  5. Step 5: Solve for x
    x = 29,803,993,367.20/199,111.54
  6. Step 6: Final answer
    x = 149,684.92

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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.