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Finding the Fourth Proportional to 17,023.87, 25,530.33 and 5,623.22

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Solution

The fourth proportional to 17,023.87, 25,530.33 and 5,623.22 is: 8,433.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,023.87 : 25,530.33 = 5,623.22 : x
  2. Step 2: Convert to fraction form
    17,023.87/25,530.33 = 5,623.22/x
  3. Step 3: Cross multiply
    17,023.87x = 25,530.33 × 5,623.22
  4. Step 4: Simplify right side
    17,023.87x = 143,562,534.61
  5. Step 5: Solve for x
    x = 143,562,534.61/17,023.87
  6. Step 6: Final answer
    x = 8,433.02

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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.