Home / 198,627.54-274,194.36-118,081.14

Finding the Fourth Proportional to 198,627.54, 274,194.36 and 118,081.14

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Solution

The fourth proportional to 198,627.54, 274,194.36 and 118,081.14 is: 163,004.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,627.54 : 274,194.36 = 118,081.14 : x
  2. Step 2: Convert to fraction form
    198,627.54/274,194.36 = 118,081.14/x
  3. Step 3: Cross multiply
    198,627.54x = 274,194.36 × 118,081.14
  4. Step 4: Simplify right side
    198,627.54x = 32,377,182,610.37
  5. Step 5: Solve for x
    x = 32,377,182,610.37/198,627.54
  6. Step 6: Final answer
    x = 163,004.50

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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.