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Finding the Fourth Proportional to 17,289, 23,863.14 and 9,841.32

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Solution

The fourth proportional to 17,289, 23,863.14 and 9,841.32 is: 13,583.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,289 : 23,863.14 = 9,841.32 : x
  2. Step 2: Convert to fraction form
    17,289/23,863.14 = 9,841.32/x
  3. Step 3: Cross multiply
    17,289x = 23,863.14 × 9,841.32
  4. Step 4: Simplify right side
    17,289x = 234,844,796.94
  5. Step 5: Solve for x
    x = 234,844,796.94/17,289
  6. Step 6: Final answer
    x = 13,583.48

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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.