Home / 198,936.02-274,530.93-108,297.02

Finding the Fourth Proportional to 198,936.02, 274,530.93 and 108,297.02

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Solution

The fourth proportional to 198,936.02, 274,530.93 and 108,297.02 is: 149,449.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,936.02 : 274,530.93 = 108,297.02 : x
  2. Step 2: Convert to fraction form
    198,936.02/274,530.93 = 108,297.02/x
  3. Step 3: Cross multiply
    198,936.02x = 274,530.93 × 108,297.02
  4. Step 4: Simplify right side
    198,936.02x = 29,730,881,616.83
  5. Step 5: Solve for x
    x = 29,730,881,616.83/198,936.02
  6. Step 6: Final answer
    x = 149,449.46

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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.