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Finding the Fourth Proportional to 36,859.89, 50,866.65 and 20,092.89

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Solution

The fourth proportional to 36,859.89, 50,866.65 and 20,092.89 is: 27,728.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,859.89 : 50,866.65 = 20,092.89 : x
  2. Step 2: Convert to fraction form
    36,859.89/50,866.65 = 20,092.89/x
  3. Step 3: Cross multiply
    36,859.89x = 50,866.65 × 20,092.89
  4. Step 4: Simplify right side
    36,859.89x = 1,022,058,003.12
  5. Step 5: Solve for x
    x = 1,022,058,003.12/36,859.89
  6. Step 6: Final answer
    x = 27,728.19

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1.5x scale

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.