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Finding the Fourth Proportional to 10,993.73, 15,163.47 and 7,592.04

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Solution

The fourth proportional to 10,993.73, 15,163.47 and 7,592.04 is: 10,471.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,993.73 : 15,163.47 = 7,592.04 : x
  2. Step 2: Convert to fraction form
    10,993.73/15,163.47 = 7,592.04/x
  3. Step 3: Cross multiply
    10,993.73x = 15,163.47 × 7,592.04
  4. Step 4: Simplify right side
    10,993.73x = 115,121,670.78
  5. Step 5: Solve for x
    x = 115,121,670.78/10,993.73
  6. Step 6: Final answer
    x = 10,471.58

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Why These Related Problems?

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