Home / 198,852.02-274,410.26-108,205.88

Finding the Fourth Proportional to 198,852.02, 274,410.26 and 108,205.88

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Solution

The fourth proportional to 198,852.02, 274,410.26 and 108,205.88 is: 149,321.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,852.02 : 274,410.26 = 108,205.88 : x
  2. Step 2: Convert to fraction form
    198,852.02/274,410.26 = 108,205.88/x
  3. Step 3: Cross multiply
    198,852.02x = 274,410.26 × 108,205.88
  4. Step 4: Simplify right side
    198,852.02x = 29,692,803,664.33
  5. Step 5: Solve for x
    x = 29,692,803,664.33/198,852.02
  6. Step 6: Final answer
    x = 149,321.11

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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.