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Finding the Fourth Proportional to 17,098.92, 25,651.08 and 7,238.28

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Solution

The fourth proportional to 17,098.92, 25,651.08 and 7,238.28 is: 10,858.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,098.92 : 25,651.08 = 7,238.28 : x
  2. Step 2: Convert to fraction form
    17,098.92/25,651.08 = 7,238.28/x
  3. Step 3: Cross multiply
    17,098.92x = 25,651.08 × 7,238.28
  4. Step 4: Simplify right side
    17,098.92x = 185,669,699.34
  5. Step 5: Solve for x
    x = 185,669,699.34/17,098.92
  6. Step 6: Final answer
    x = 10,858.56

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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.