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Finding the Fourth Proportional to 18,503.31, 27,755.30 and 6,023.29

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Solution

The fourth proportional to 18,503.31, 27,755.30 and 6,023.29 is: 9,035.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,503.31 : 27,755.30 = 6,023.29 : x
  2. Step 2: Convert to fraction form
    18,503.31/27,755.30 = 6,023.29/x
  3. Step 3: Cross multiply
    18,503.31x = 27,755.30 × 6,023.29
  4. Step 4: Simplify right side
    18,503.31x = 167,178,220.94
  5. Step 5: Solve for x
    x = 167,178,220.94/18,503.31
  6. Step 6: Final answer
    x = 9,035.04

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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.