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Finding the Fourth Proportional to 36,085.50, 49,797.99 and 21,938.34

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Solution

The fourth proportional to 36,085.50, 49,797.99 and 21,938.34 is: 30,274.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,085.50 : 49,797.99 = 21,938.34 : x
  2. Step 2: Convert to fraction form
    36,085.50/49,797.99 = 21,938.34/x
  3. Step 3: Cross multiply
    36,085.50x = 49,797.99 × 21,938.34
  4. Step 4: Simplify right side
    36,085.50x = 1,092,485,422.68
  5. Step 5: Solve for x
    x = 1,092,485,422.68/36,085.50
  6. Step 6: Final answer
    x = 30,274.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.