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Finding the Fourth Proportional to 17,359.58, 23,956.08 and 9,401.78

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Solution

The fourth proportional to 17,359.58, 23,956.08 and 9,401.78 is: 12,974.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,359.58 : 23,956.08 = 9,401.78 : x
  2. Step 2: Convert to fraction form
    17,359.58/23,956.08 = 9,401.78/x
  3. Step 3: Cross multiply
    17,359.58x = 23,956.08 × 9,401.78
  4. Step 4: Simplify right side
    17,359.58x = 225,229,793.82
  5. Step 5: Solve for x
    x = 225,229,793.82/17,359.58
  6. Step 6: Final answer
    x = 12,974.38

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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.