Home / 331,149.42-456,973.50-187,900.92

Finding the Fourth Proportional to 331,149.42, 456,973.50 and 187,900.92

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Solution

The fourth proportional to 331,149.42, 456,973.50 and 187,900.92 is: 259,296.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,149.42 : 456,973.50 = 187,900.92 : x
  2. Step 2: Convert to fraction form
    331,149.42/456,973.50 = 187,900.92/x
  3. Step 3: Cross multiply
    331,149.42x = 456,973.50 × 187,900.92
  4. Step 4: Simplify right side
    331,149.42x = 85,865,741,065.62
  5. Step 5: Solve for x
    x = 85,865,741,065.62/331,149.42
  6. Step 6: Final answer
    x = 259,296.06

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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.