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Finding the Fourth Proportional to 17,843.76, 26,763.21 and 4,695.03

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Solution

The fourth proportional to 17,843.76, 26,763.21 and 4,695.03 is: 7,041.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,843.76 : 26,763.21 = 4,695.03 : x
  2. Step 2: Convert to fraction form
    17,843.76/26,763.21 = 4,695.03/x
  3. Step 3: Cross multiply
    17,843.76x = 26,763.21 × 4,695.03
  4. Step 4: Simplify right side
    17,843.76x = 125,654,073.85
  5. Step 5: Solve for x
    x = 125,654,073.85/17,843.76
  6. Step 6: Final answer
    x = 7,041.91

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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.