Home / 54,593.40-81,892.26-53,820.12

Finding the Fourth Proportional to 54,593.40, 81,892.26 and 53,820.12

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Solution

The fourth proportional to 54,593.40, 81,892.26 and 53,820.12 is: 80,732.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,593.40 : 81,892.26 = 53,820.12 : x
  2. Step 2: Convert to fraction form
    54,593.40/81,892.26 = 53,820.12/x
  3. Step 3: Cross multiply
    54,593.40x = 81,892.26 × 53,820.12
  4. Step 4: Simplify right side
    54,593.40x = 4,407,451,260.27
  5. Step 5: Solve for x
    x = 4,407,451,260.27/54,593.40
  6. Step 6: Final answer
    x = 80,732.31

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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.