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Finding the Fourth Proportional to 33,893.69, 46,776.09 and 18,791.09

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Solution

The fourth proportional to 33,893.69, 46,776.09 and 18,791.09 is: 25,933.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,893.69 : 46,776.09 = 18,791.09 : x
  2. Step 2: Convert to fraction form
    33,893.69/46,776.09 = 18,791.09/x
  3. Step 3: Cross multiply
    33,893.69x = 46,776.09 × 18,791.09
  4. Step 4: Simplify right side
    33,893.69x = 878,973,588.48
  5. Step 5: Solve for x
    x = 878,973,588.48/33,893.69
  6. Step 6: Final answer
    x = 25,933.25

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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.