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Finding the Fourth Proportional to 36,779.25, 50,755.37 and 20,012.37

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Solution

The fourth proportional to 36,779.25, 50,755.37 and 20,012.37 is: 27,617.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,779.25 : 50,755.37 = 20,012.37 : x
  2. Step 2: Convert to fraction form
    36,779.25/50,755.37 = 20,012.37/x
  3. Step 3: Cross multiply
    36,779.25x = 50,755.37 × 20,012.37
  4. Step 4: Simplify right side
    36,779.25x = 1,015,735,243.93
  5. Step 5: Solve for x
    x = 1,015,735,243.93/36,779.25
  6. Step 6: Final answer
    x = 27,617.07

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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.