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Finding the Fourth Proportional to 10,894.14, 15,039.81 and 7,363.62

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Solution

The fourth proportional to 10,894.14, 15,039.81 and 7,363.62 is: 10,165.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,894.14 : 15,039.81 = 7,363.62 : x
  2. Step 2: Convert to fraction form
    10,894.14/15,039.81 = 7,363.62/x
  3. Step 3: Cross multiply
    10,894.14x = 15,039.81 × 7,363.62
  4. Step 4: Simplify right side
    10,894.14x = 110,747,445.71
  5. Step 5: Solve for x
    x = 110,747,445.71/10,894.14
  6. Step 6: Final answer
    x = 10,165.78

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.