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Finding the Fourth Proportional to 17,343.57, 25,995.62 and 7,342.08

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Solution

The fourth proportional to 17,343.57, 25,995.62 and 7,342.08 is: 11,004.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,343.57 : 25,995.62 = 7,342.08 : x
  2. Step 2: Convert to fraction form
    17,343.57/25,995.62 = 7,342.08/x
  3. Step 3: Cross multiply
    17,343.57x = 25,995.62 × 7,342.08
  4. Step 4: Simplify right side
    17,343.57x = 190,861,884.98
  5. Step 5: Solve for x
    x = 190,861,884.98/17,343.57
  6. Step 6: Final answer
    x = 11,004.76

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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.