Home / 48,740.73-73,096.20-20,660.25

Finding the Fourth Proportional to 48,740.73, 73,096.20 and 20,660.25

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Solution

The fourth proportional to 48,740.73, 73,096.20 and 20,660.25 is: 30,984.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,740.73 : 73,096.20 = 20,660.25 : x
  2. Step 2: Convert to fraction form
    48,740.73/73,096.20 = 20,660.25/x
  3. Step 3: Cross multiply
    48,740.73x = 73,096.20 × 20,660.25
  4. Step 4: Simplify right side
    48,740.73x = 1,510,185,766.05
  5. Step 5: Solve for x
    x = 1,510,185,766.05/48,740.73
  6. Step 6: Final answer
    x = 30,984.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.