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Finding the Fourth Proportional to 17,243.92, 23,791.08 and 10,623.76

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Solution

The fourth proportional to 17,243.92, 23,791.08 and 10,623.76 is: 14,657.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,243.92 : 23,791.08 = 10,623.76 : x
  2. Step 2: Convert to fraction form
    17,243.92/23,791.08 = 10,623.76/x
  3. Step 3: Cross multiply
    17,243.92x = 23,791.08 × 10,623.76
  4. Step 4: Simplify right side
    17,243.92x = 252,750,724.06
  5. Step 5: Solve for x
    x = 252,750,724.06/17,243.92
  6. Step 6: Final answer
    x = 14,657.38

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1.5x scale

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.