Home / 49,849.50-68,789.88-29,705.92

Finding the Fourth Proportional to 49,849.50, 68,789.88 and 29,705.92

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Solution

The fourth proportional to 49,849.50, 68,789.88 and 29,705.92 is: 40,992.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,849.50 : 68,789.88 = 29,705.92 : x
  2. Step 2: Convert to fraction form
    49,849.50/68,789.88 = 29,705.92/x
  3. Step 3: Cross multiply
    49,849.50x = 68,789.88 × 29,705.92
  4. Step 4: Simplify right side
    49,849.50x = 2,043,466,672.09
  5. Step 5: Solve for x
    x = 2,043,466,672.09/49,849.50
  6. Step 6: Final answer
    x = 40,992.72

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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.