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Finding the Fourth Proportional to 17,662.92, 26,494.68 and 7,800.06

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Solution

The fourth proportional to 17,662.92, 26,494.68 and 7,800.06 is: 11,700.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,662.92 : 26,494.68 = 7,800.06 : x
  2. Step 2: Convert to fraction form
    17,662.92/26,494.68 = 7,800.06/x
  3. Step 3: Cross multiply
    17,662.92x = 26,494.68 × 7,800.06
  4. Step 4: Simplify right side
    17,662.92x = 206,660,093.68
  5. Step 5: Solve for x
    x = 206,660,093.68/17,662.92
  6. Step 6: Final answer
    x = 11,700.22

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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.