Home / 641,895.56-962,937.23-192,651.96

Finding the Fourth Proportional to 641,895.56, 962,937.23 and 192,651.96

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Solution

The fourth proportional to 641,895.56, 962,937.23 and 192,651.96 is: 289,006.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,895.56 : 962,937.23 = 192,651.96 : x
  2. Step 2: Convert to fraction form
    641,895.56/962,937.23 = 192,651.96/x
  3. Step 3: Cross multiply
    641,895.56x = 962,937.23 × 192,651.96
  4. Step 4: Simplify right side
    641,895.56x = 185,511,743,753.21
  5. Step 5: Solve for x
    x = 185,511,743,753.21/641,895.56
  6. Step 6: Final answer
    x = 289,006.12

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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.