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Finding the Fourth Proportional to 22,377.06, 33,552.54 and 9,213.66

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Solution

The fourth proportional to 22,377.06, 33,552.54 and 9,213.66 is: 13,815.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,377.06 : 33,552.54 = 9,213.66 : x
  2. Step 2: Convert to fraction form
    22,377.06/33,552.54 = 9,213.66/x
  3. Step 3: Cross multiply
    22,377.06x = 33,552.54 × 9,213.66
  4. Step 4: Simplify right side
    22,377.06x = 309,141,695.70
  5. Step 5: Solve for x
    x = 309,141,695.70/22,377.06
  6. Step 6: Final answer
    x = 13,815.12

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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.