Home / 49,826.12-68,761.70-29,680.25

Finding the Fourth Proportional to 49,826.12, 68,761.70 and 29,680.25

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Solution

The fourth proportional to 49,826.12, 68,761.70 and 29,680.25 is: 40,959.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,826.12 : 68,761.70 = 29,680.25 : x
  2. Step 2: Convert to fraction form
    49,826.12/68,761.70 = 29,680.25/x
  3. Step 3: Cross multiply
    49,826.12x = 68,761.70 × 29,680.25
  4. Step 4: Simplify right side
    49,826.12x = 2,040,863,954.22
  5. Step 5: Solve for x
    x = 2,040,863,954.22/49,826.12
  6. Step 6: Final answer
    x = 40,959.72

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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.