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Finding the Fourth Proportional to 17,159.68, 23,791.36 and 16,583.68

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Solution

The fourth proportional to 17,159.68, 23,791.36 and 16,583.68 is: 22,992.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,159.68 : 23,791.36 = 16,583.68 : x
  2. Step 2: Convert to fraction form
    17,159.68/23,791.36 = 16,583.68/x
  3. Step 3: Cross multiply
    17,159.68x = 23,791.36 × 16,583.68
  4. Step 4: Simplify right side
    17,159.68x = 394,548,301.00
  5. Step 5: Solve for x
    x = 394,548,301.00/17,159.68
  6. Step 6: Final answer
    x = 22,992.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.