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Finding the Fourth Proportional to 17,999.44, 26,995.88 and 5,516.48

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Solution

The fourth proportional to 17,999.44, 26,995.88 and 5,516.48 is: 8,273.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,999.44 : 26,995.88 = 5,516.48 : x
  2. Step 2: Convert to fraction form
    17,999.44/26,995.88 = 5,516.48/x
  3. Step 3: Cross multiply
    17,999.44x = 26,995.88 × 5,516.48
  4. Step 4: Simplify right side
    17,999.44x = 148,922,232.10
  5. Step 5: Solve for x
    x = 148,922,232.10/17,999.44
  6. Step 6: Final answer
    x = 8,273.71

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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.