Home / 331,144.17-456,966.27-187,895.67

Finding the Fourth Proportional to 331,144.17, 456,966.27 and 187,895.67

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Solution

The fourth proportional to 331,144.17, 456,966.27 and 187,895.67 is: 259,288.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,144.17 : 456,966.27 = 187,895.67 : x
  2. Step 2: Convert to fraction form
    331,144.17/456,966.27 = 187,895.67/x
  3. Step 3: Cross multiply
    331,144.17x = 456,966.27 × 187,895.67
  4. Step 4: Simplify right side
    331,144.17x = 85,861,983,469.05
  5. Step 5: Solve for x
    x = 85,861,983,469.05/331,144.17
  6. Step 6: Final answer
    x = 259,288.83

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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.