Home / 103,197.08-154,744.32-33,067.28

Finding the Fourth Proportional to 103,197.08, 154,744.32 and 33,067.28

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Solution

The fourth proportional to 103,197.08, 154,744.32 and 33,067.28 is: 49,584.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,197.08 : 154,744.32 = 33,067.28 : x
  2. Step 2: Convert to fraction form
    103,197.08/154,744.32 = 33,067.28/x
  3. Step 3: Cross multiply
    103,197.08x = 154,744.32 × 33,067.28
  4. Step 4: Simplify right side
    103,197.08x = 5,116,973,757.85
  5. Step 5: Solve for x
    x = 5,116,973,757.85/103,197.08
  6. Step 6: Final answer
    x = 49,584.48

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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.