Home / 54,705.15-81,996.69-23,105.73

Finding the Fourth Proportional to 54,705.15, 81,996.69 and 23,105.73

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Solution

The fourth proportional to 54,705.15, 81,996.69 and 23,105.73 is: 34,632.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,705.15 : 81,996.69 = 23,105.73 : x
  2. Step 2: Convert to fraction form
    54,705.15/81,996.69 = 23,105.73/x
  3. Step 3: Cross multiply
    54,705.15x = 81,996.69 × 23,105.73
  4. Step 4: Simplify right side
    54,705.15x = 1,894,593,380.03
  5. Step 5: Solve for x
    x = 1,894,593,380.03/54,705.15
  6. Step 6: Final answer
    x = 34,632.82

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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.