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Finding the Fourth Proportional to 36,627.99, 54,945.99 and 11,659.26

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Solution

The fourth proportional to 36,627.99, 54,945.99 and 11,659.26 is: 17,490.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,627.99 : 54,945.99 = 11,659.26 : x
  2. Step 2: Convert to fraction form
    36,627.99/54,945.99 = 11,659.26/x
  3. Step 3: Cross multiply
    36,627.99x = 54,945.99 × 11,659.26
  4. Step 4: Simplify right side
    36,627.99x = 640,629,583.37
  5. Step 5: Solve for x
    x = 640,629,583.37/36,627.99
  6. Step 6: Final answer
    x = 17,490.16

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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.