Home / 198,600.02-274,073.36-107,962.07

Finding the Fourth Proportional to 198,600.02, 274,073.36 and 107,962.07

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Solution

The fourth proportional to 198,600.02, 274,073.36 and 107,962.07 is: 148,990.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,600.02 : 274,073.36 = 107,962.07 : x
  2. Step 2: Convert to fraction form
    198,600.02/274,073.36 = 107,962.07/x
  3. Step 3: Cross multiply
    198,600.02x = 274,073.36 × 107,962.07
  4. Step 4: Simplify right side
    198,600.02x = 29,589,525,367.28
  5. Step 5: Solve for x
    x = 29,589,525,367.28/198,600.02
  6. Step 6: Final answer
    x = 148,990.55

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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.