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Finding the Fourth Proportional to 17,278.56, 23,844.51 and 9,826.56

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Solution

The fourth proportional to 17,278.56, 23,844.51 and 9,826.56 is: 13,560.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,278.56 : 23,844.51 = 9,826.56 : x
  2. Step 2: Convert to fraction form
    17,278.56/23,844.51 = 9,826.56/x
  3. Step 3: Cross multiply
    17,278.56x = 23,844.51 × 9,826.56
  4. Step 4: Simplify right side
    17,278.56x = 234,309,508.19
  5. Step 5: Solve for x
    x = 234,309,508.19/17,278.56
  6. Step 6: Final answer
    x = 13,560.71

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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.