Home / 54,943.20-82,420.82-17,494.47

Finding the Fourth Proportional to 54,943.20, 82,420.82 and 17,494.47

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Solution

The fourth proportional to 54,943.20, 82,420.82 and 17,494.47 is: 26,243.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,943.20 : 82,420.82 = 17,494.47 : x
  2. Step 2: Convert to fraction form
    54,943.20/82,420.82 = 17,494.47/x
  3. Step 3: Cross multiply
    54,943.20x = 82,420.82 × 17,494.47
  4. Step 4: Simplify right side
    54,943.20x = 1,441,908,562.87
  5. Step 5: Solve for x
    x = 1,441,908,562.87/54,943.20
  6. Step 6: Final answer
    x = 26,243.62

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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.