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Finding the Fourth Proportional to 17,816, 26,724.36 and 5,504

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Solution

The fourth proportional to 17,816, 26,724.36 and 5,504 is: 8,256.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,816 : 26,724.36 = 5,504 : x
  2. Step 2: Convert to fraction form
    17,816/26,724.36 = 5,504/x
  3. Step 3: Cross multiply
    17,816x = 26,724.36 × 5,504
  4. Step 4: Simplify right side
    17,816x = 147,090,877.44
  5. Step 5: Solve for x
    x = 147,090,877.44/17,816
  6. Step 6: Final answer
    x = 8,256.11

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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.