Home / 356,197.12-491,554.58-195,067.04

Finding the Fourth Proportional to 356,197.12, 491,554.58 and 195,067.04

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Solution

The fourth proportional to 356,197.12, 491,554.58 and 195,067.04 is: 269,193.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,197.12 : 491,554.58 = 195,067.04 : x
  2. Step 2: Convert to fraction form
    356,197.12/491,554.58 = 195,067.04/x
  3. Step 3: Cross multiply
    356,197.12x = 491,554.58 × 195,067.04
  4. Step 4: Simplify right side
    356,197.12x = 95,886,096,919.04
  5. Step 5: Solve for x
    x = 95,886,096,919.04/356,197.12
  6. Step 6: Final answer
    x = 269,193.91

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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.