Home / 45,104.97-67,709.82-26,398.43

Finding the Fourth Proportional to 45,104.97, 67,709.82 and 26,398.43

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Solution

The fourth proportional to 45,104.97, 67,709.82 and 26,398.43 is: 39,628.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,104.97 : 67,709.82 = 26,398.43 : x
  2. Step 2: Convert to fraction form
    45,104.97/67,709.82 = 26,398.43/x
  3. Step 3: Cross multiply
    45,104.97x = 67,709.82 × 26,398.43
  4. Step 4: Simplify right side
    45,104.97x = 1,787,433,112.86
  5. Step 5: Solve for x
    x = 1,787,433,112.86/45,104.97
  6. Step 6: Final answer
    x = 39,628.30

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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.