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Finding the Fourth Proportional to 25,404.22, 38,100.19 and 10,605.11

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Solution

The fourth proportional to 25,404.22, 38,100.19 and 10,605.11 is: 15,905.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,404.22 : 38,100.19 = 10,605.11 : x
  2. Step 2: Convert to fraction form
    25,404.22/38,100.19 = 10,605.11/x
  3. Step 3: Cross multiply
    25,404.22x = 38,100.19 × 10,605.11
  4. Step 4: Simplify right side
    25,404.22x = 404,056,705.97
  5. Step 5: Solve for x
    x = 404,056,705.97/25,404.22
  6. Step 6: Final answer
    x = 15,905.10

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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.