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Finding the Fourth Proportional to 16,958.64, 25,443.96 and 7,597.92

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Solution

The fourth proportional to 16,958.64, 25,443.96 and 7,597.92 is: 11,399.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,958.64 : 25,443.96 = 7,597.92 : x
  2. Step 2: Convert to fraction form
    16,958.64/25,443.96 = 7,597.92/x
  3. Step 3: Cross multiply
    16,958.64x = 25,443.96 × 7,597.92
  4. Step 4: Simplify right side
    16,958.64x = 193,321,172.56
  5. Step 5: Solve for x
    x = 193,321,172.56/16,958.64
  6. Step 6: Final answer
    x = 11,399.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.