Home / 198,025.02-273,270.96-111,982.68

Finding the Fourth Proportional to 198,025.02, 273,270.96 and 111,982.68

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Solution

The fourth proportional to 198,025.02, 273,270.96 and 111,982.68 is: 154,534.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,025.02 : 273,270.96 = 111,982.68 : x
  2. Step 2: Convert to fraction form
    198,025.02/273,270.96 = 111,982.68/x
  3. Step 3: Cross multiply
    198,025.02x = 273,270.96 × 111,982.68
  4. Step 4: Simplify right side
    198,025.02x = 30,601,614,466.97
  5. Step 5: Solve for x
    x = 30,601,614,466.97/198,025.02
  6. Step 6: Final answer
    x = 154,534.08

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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.