Home / 106,072.58-159,067.20-39,476.28

Finding the Fourth Proportional to 106,072.58, 159,067.20 and 39,476.28

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Solution

The fourth proportional to 106,072.58, 159,067.20 and 39,476.28 is: 59,198.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,072.58 : 159,067.20 = 39,476.28 : x
  2. Step 2: Convert to fraction form
    106,072.58/159,067.20 = 39,476.28/x
  3. Step 3: Cross multiply
    106,072.58x = 159,067.20 × 39,476.28
  4. Step 4: Simplify right side
    106,072.58x = 6,279,381,326.02
  5. Step 5: Solve for x
    x = 6,279,381,326.02/106,072.58
  6. Step 6: Final answer
    x = 59,198.91

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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.