Home / 198,848.52-274,405.44-108,202.38

Finding the Fourth Proportional to 198,848.52, 274,405.44 and 108,202.38

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Solution

The fourth proportional to 198,848.52, 274,405.44 and 108,202.38 is: 149,316.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,848.52 : 274,405.44 = 108,202.38 : x
  2. Step 2: Convert to fraction form
    198,848.52/274,405.44 = 108,202.38/x
  3. Step 3: Cross multiply
    198,848.52x = 274,405.44 × 108,202.38
  4. Step 4: Simplify right side
    198,848.52x = 29,691,322,004.58
  5. Step 5: Solve for x
    x = 29,691,322,004.58/198,848.52
  6. Step 6: Final answer
    x = 149,316.28

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1.5x scale

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.