Home / 49,717.10-68,579.52-31,805.84

Finding the Fourth Proportional to 49,717.10, 68,579.52 and 31,805.84

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Solution

The fourth proportional to 49,717.10, 68,579.52 and 31,805.84 is: 43,872.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,717.10 : 68,579.52 = 31,805.84 : x
  2. Step 2: Convert to fraction form
    49,717.10/68,579.52 = 31,805.84/x
  3. Step 3: Cross multiply
    49,717.10x = 68,579.52 × 31,805.84
  4. Step 4: Simplify right side
    49,717.10x = 2,181,229,240.40
  5. Step 5: Solve for x
    x = 2,181,229,240.40/49,717.10
  6. Step 6: Final answer
    x = 43,872.82

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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.