Home / 54,103.01-81,163.23-16,663.07

Finding the Fourth Proportional to 54,103.01, 81,163.23 and 16,663.07

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Solution

The fourth proportional to 54,103.01, 81,163.23 and 16,663.07 is: 24,997.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,103.01 : 81,163.23 = 16,663.07 : x
  2. Step 2: Convert to fraction form
    54,103.01/81,163.23 = 16,663.07/x
  3. Step 3: Cross multiply
    54,103.01x = 81,163.23 × 16,663.07
  4. Step 4: Simplify right side
    54,103.01x = 1,352,428,652.48
  5. Step 5: Solve for x
    x = 1,352,428,652.48/54,103.01
  6. Step 6: Final answer
    x = 24,997.29

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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.