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Finding the Fourth Proportional to 17,761.58, 26,654.26 and 7,373.34

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Solution

The fourth proportional to 17,761.58, 26,654.26 and 7,373.34 is: 11,064.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,761.58 : 26,654.26 = 7,373.34 : x
  2. Step 2: Convert to fraction form
    17,761.58/26,654.26 = 7,373.34/x
  3. Step 3: Cross multiply
    17,761.58x = 26,654.26 × 7,373.34
  4. Step 4: Simplify right side
    17,761.58x = 196,530,921.43
  5. Step 5: Solve for x
    x = 196,530,921.43/17,761.58
  6. Step 6: Final answer
    x = 11,064.95

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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.