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Finding the Fourth Proportional to 17,765.52, 26,599.05 and 8,982.08

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Solution

The fourth proportional to 17,765.52, 26,599.05 and 8,982.08 is: 13,448.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,765.52 : 26,599.05 = 8,982.08 : x
  2. Step 2: Convert to fraction form
    17,765.52/26,599.05 = 8,982.08/x
  3. Step 3: Cross multiply
    17,765.52x = 26,599.05 × 8,982.08
  4. Step 4: Simplify right side
    17,765.52x = 238,914,662.03
  5. Step 5: Solve for x
    x = 238,914,662.03/17,765.52
  6. Step 6: Final answer
    x = 13,448.22

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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.