Home / 54,805.43-82,218.28-17,374.92

Finding the Fourth Proportional to 54,805.43, 82,218.28 and 17,374.92

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Solution

The fourth proportional to 54,805.43, 82,218.28 and 17,374.92 is: 26,065.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,805.43 : 82,218.28 = 17,374.92 : x
  2. Step 2: Convert to fraction form
    54,805.43/82,218.28 = 17,374.92/x
  3. Step 3: Cross multiply
    54,805.43x = 82,218.28 × 17,374.92
  4. Step 4: Simplify right side
    54,805.43x = 1,428,535,994.10
  5. Step 5: Solve for x
    x = 1,428,535,994.10/54,805.43
  6. Step 6: Final answer
    x = 26,065.59

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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.