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Finding the Fourth Proportional to 20,024.01, 30,038.04 and 6,874.61

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Solution

The fourth proportional to 20,024.01, 30,038.04 and 6,874.61 is: 10,312.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024.01 : 30,038.04 = 6,874.61 : x
  2. Step 2: Convert to fraction form
    20,024.01/30,038.04 = 6,874.61/x
  3. Step 3: Cross multiply
    20,024.01x = 30,038.04 × 6,874.61
  4. Step 4: Simplify right side
    20,024.01x = 206,499,659.97
  5. Step 5: Solve for x
    x = 206,499,659.97/20,024.01
  6. Step 6: Final answer
    x = 10,312.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.