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Finding the Fourth Proportional to 57,781.94, 86,553.52 and 34,016.26

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Solution

The fourth proportional to 57,781.94, 86,553.52 and 34,016.26 is: 50,954.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,781.94 : 86,553.52 = 34,016.26 : x
  2. Step 2: Convert to fraction form
    57,781.94/86,553.52 = 34,016.26/x
  3. Step 3: Cross multiply
    57,781.94x = 86,553.52 × 34,016.26
  4. Step 4: Simplify right side
    57,781.94x = 2,944,227,040.24
  5. Step 5: Solve for x
    x = 2,944,227,040.24/57,781.94
  6. Step 6: Final answer
    x = 50,954.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.