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Finding the Fourth Proportional to 17,344.89, 23,934.15 and 9,791.64

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Solution

The fourth proportional to 17,344.89, 23,934.15 and 9,791.64 is: 13,511.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,344.89 : 23,934.15 = 9,791.64 : x
  2. Step 2: Convert to fraction form
    17,344.89/23,934.15 = 9,791.64/x
  3. Step 3: Cross multiply
    17,344.89x = 23,934.15 × 9,791.64
  4. Step 4: Simplify right side
    17,344.89x = 234,354,580.51
  5. Step 5: Solve for x
    x = 234,354,580.51/17,344.89
  6. Step 6: Final answer
    x = 13,511.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.