Home / 83,826.45-115,680.29-48,016.44

Finding the Fourth Proportional to 83,826.45, 115,680.29 and 48,016.44

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Solution

The fourth proportional to 83,826.45, 115,680.29 and 48,016.44 is: 66,262.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,826.45 : 115,680.29 = 48,016.44 : x
  2. Step 2: Convert to fraction form
    83,826.45/115,680.29 = 48,016.44/x
  3. Step 3: Cross multiply
    83,826.45x = 115,680.29 × 48,016.44
  4. Step 4: Simplify right side
    83,826.45x = 5,554,555,463.89
  5. Step 5: Solve for x
    x = 5,554,555,463.89/83,826.45
  6. Step 6: Final answer
    x = 66,262.56

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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.