Home / 198,848.16-274,415.52-108,209.04

Finding the Fourth Proportional to 198,848.16, 274,415.52 and 108,209.04

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Solution

The fourth proportional to 198,848.16, 274,415.52 and 108,209.04 is: 149,331.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,848.16 : 274,415.52 = 108,209.04 : x
  2. Step 2: Convert to fraction form
    198,848.16/274,415.52 = 108,209.04/x
  3. Step 3: Cross multiply
    198,848.16x = 274,415.52 × 108,209.04
  4. Step 4: Simplify right side
    198,848.16x = 29,694,239,980.30
  5. Step 5: Solve for x
    x = 29,694,239,980.30/198,848.16
  6. Step 6: Final answer
    x = 149,331.23

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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.