Home / 331,067.04-456,882.88-187,833.12

Finding the Fourth Proportional to 331,067.04, 456,882.88 and 187,833.12

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Solution

The fourth proportional to 331,067.04, 456,882.88 and 187,833.12 is: 259,215.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,067.04 : 456,882.88 = 187,833.12 : x
  2. Step 2: Convert to fraction form
    331,067.04/456,882.88 = 187,833.12/x
  3. Step 3: Cross multiply
    331,067.04x = 456,882.88 × 187,833.12
  4. Step 4: Simplify right side
    331,067.04x = 85,817,736,824.99
  5. Step 5: Solve for x
    x = 85,817,736,824.99/331,067.04
  6. Step 6: Final answer
    x = 259,215.59

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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.