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Finding the Fourth Proportional to 36,796.51, 50,778.93 and 20,029.51

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Solution

The fourth proportional to 36,796.51, 50,778.93 and 20,029.51 is: 27,640.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,796.51 : 50,778.93 = 20,029.51 : x
  2. Step 2: Convert to fraction form
    36,796.51/50,778.93 = 20,029.51/x
  3. Step 3: Cross multiply
    36,796.51x = 50,778.93 × 20,029.51
  4. Step 4: Simplify right side
    36,796.51x = 1,017,077,086.22
  5. Step 5: Solve for x
    x = 1,017,077,086.22/36,796.51
  6. Step 6: Final answer
    x = 27,640.59

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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.