Home / 198,653.58-274,143.06-108,010.44

Finding the Fourth Proportional to 198,653.58, 274,143.06 and 108,010.44

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Solution

The fourth proportional to 198,653.58, 274,143.06 and 108,010.44 is: 149,055.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,653.58 : 274,143.06 = 108,010.44 : x
  2. Step 2: Convert to fraction form
    198,653.58/274,143.06 = 108,010.44/x
  3. Step 3: Cross multiply
    198,653.58x = 274,143.06 × 108,010.44
  4. Step 4: Simplify right side
    198,653.58x = 29,610,312,533.55
  5. Step 5: Solve for x
    x = 29,610,312,533.55/198,653.58
  6. Step 6: Final answer
    x = 149,055.02

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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.