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Finding the Fourth Proportional to 33,000.76, 49,490.72 and 10,809.04

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Solution

The fourth proportional to 33,000.76, 49,490.72 and 10,809.04 is: 16,210.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,000.76 : 49,490.72 = 10,809.04 : x
  2. Step 2: Convert to fraction form
    33,000.76/49,490.72 = 10,809.04/x
  3. Step 3: Cross multiply
    33,000.76x = 49,490.72 × 10,809.04
  4. Step 4: Simplify right side
    33,000.76x = 534,947,172.11
  5. Step 5: Solve for x
    x = 534,947,172.11/33,000.76
  6. Step 6: Final answer
    x = 16,210.15

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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.