Home / 62,738.28-86,578.38-34,443.36

Finding the Fourth Proportional to 62,738.28, 86,578.38 and 34,443.36

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Solution

The fourth proportional to 62,738.28, 86,578.38 and 34,443.36 is: 47,531.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,738.28 : 86,578.38 = 34,443.36 : x
  2. Step 2: Convert to fraction form
    62,738.28/86,578.38 = 34,443.36/x
  3. Step 3: Cross multiply
    62,738.28x = 86,578.38 × 34,443.36
  4. Step 4: Simplify right side
    62,738.28x = 2,982,050,310.56
  5. Step 5: Solve for x
    x = 2,982,050,310.56/62,738.28
  6. Step 6: Final answer
    x = 47,531.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.