Home / 198,931.02-274,524.03-108,292.02

Finding the Fourth Proportional to 198,931.02, 274,524.03 and 108,292.02

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Solution

The fourth proportional to 198,931.02, 274,524.03 and 108,292.02 is: 149,442.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,931.02 : 274,524.03 = 108,292.02 : x
  2. Step 2: Convert to fraction form
    198,931.02/274,524.03 = 108,292.02/x
  3. Step 3: Cross multiply
    198,931.02x = 274,524.03 × 108,292.02
  4. Step 4: Simplify right side
    198,931.02x = 29,728,761,747.24
  5. Step 5: Solve for x
    x = 29,728,761,747.24/198,931.02
  6. Step 6: Final answer
    x = 149,442.56

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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.