Home / 74,485.39-111,692.86-27,067.44

Finding the Fourth Proportional to 74,485.39, 111,692.86 and 27,067.44

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Solution

The fourth proportional to 74,485.39, 111,692.86 and 27,067.44 is: 40,588.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,485.39 : 111,692.86 = 27,067.44 : x
  2. Step 2: Convert to fraction form
    74,485.39/111,692.86 = 27,067.44/x
  3. Step 3: Cross multiply
    74,485.39x = 111,692.86 × 27,067.44
  4. Step 4: Simplify right side
    74,485.39x = 3,023,239,786.48
  5. Step 5: Solve for x
    x = 3,023,239,786.48/74,485.39
  6. Step 6: Final answer
    x = 40,588.36

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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.