Home / 110,442.29-152,408.39-62,694.61

Finding the Fourth Proportional to 110,442.29, 152,408.39 and 62,694.61

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Solution

The fourth proportional to 110,442.29, 152,408.39 and 62,694.61 is: 86,517.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,442.29 : 152,408.39 = 62,694.61 : x
  2. Step 2: Convert to fraction form
    110,442.29/152,408.39 = 62,694.61/x
  3. Step 3: Cross multiply
    110,442.29x = 152,408.39 × 62,694.61
  4. Step 4: Simplify right side
    110,442.29x = 9,555,183,877.28
  5. Step 5: Solve for x
    x = 9,555,183,877.28/110,442.29
  6. Step 6: Final answer
    x = 86,517.44

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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.