Home / 54,285.29-81,424.04-16,844.39

Finding the Fourth Proportional to 54,285.29, 81,424.04 and 16,844.39

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Solution

The fourth proportional to 54,285.29, 81,424.04 and 16,844.39 is: 25,265.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,285.29 : 81,424.04 = 16,844.39 : x
  2. Step 2: Convert to fraction form
    54,285.29/81,424.04 = 16,844.39/x
  3. Step 3: Cross multiply
    54,285.29x = 81,424.04 × 16,844.39
  4. Step 4: Simplify right side
    54,285.29x = 1,371,538,099.13
  5. Step 5: Solve for x
    x = 1,371,538,099.13/54,285.29
  6. Step 6: Final answer
    x = 25,265.37

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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.