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Finding the Fourth Proportional to 9,934.20, 14,892.03 and 3,355.78

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Solution

The fourth proportional to 9,934.20, 14,892.03 and 3,355.78 is: 5,030.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,934.20 : 14,892.03 = 3,355.78 : x
  2. Step 2: Convert to fraction form
    9,934.20/14,892.03 = 3,355.78/x
  3. Step 3: Cross multiply
    9,934.20x = 14,892.03 × 3,355.78
  4. Step 4: Simplify right side
    9,934.20x = 49,974,359.65
  5. Step 5: Solve for x
    x = 49,974,359.65/9,934.20
  6. Step 6: Final answer
    x = 5,030.54

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.