Home / 84,229.01-116,234.31-48,418.70

Finding the Fourth Proportional to 84,229.01, 116,234.31 and 48,418.70

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Solution

The fourth proportional to 84,229.01, 116,234.31 and 48,418.70 is: 66,816.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,229.01 : 116,234.31 = 48,418.70 : x
  2. Step 2: Convert to fraction form
    84,229.01/116,234.31 = 48,418.70/x
  3. Step 3: Cross multiply
    84,229.01x = 116,234.31 × 48,418.70
  4. Step 4: Simplify right side
    84,229.01x = 5,627,914,476.18
  5. Step 5: Solve for x
    x = 5,627,914,476.18/84,229.01
  6. Step 6: Final answer
    x = 66,816.82

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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.