Home / 49,781.97-68,667.73-29,623.80

Finding the Fourth Proportional to 49,781.97, 68,667.73 and 29,623.80

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Solution

The fourth proportional to 49,781.97, 68,667.73 and 29,623.80 is: 40,862.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,781.97 : 68,667.73 = 29,623.80 : x
  2. Step 2: Convert to fraction form
    49,781.97/68,667.73 = 29,623.80/x
  3. Step 3: Cross multiply
    49,781.97x = 68,667.73 × 29,623.80
  4. Step 4: Simplify right side
    49,781.97x = 2,034,199,450.05
  5. Step 5: Solve for x
    x = 2,034,199,450.05/49,781.97
  6. Step 6: Final answer
    x = 40,862.17

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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.