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Finding the Fourth Proportional to 14,819.18, 22,204.08 and 10,427.40

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Solution

The fourth proportional to 14,819.18, 22,204.08 and 10,427.40 is: 15,623.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,819.18 : 22,204.08 = 10,427.40 : x
  2. Step 2: Convert to fraction form
    14,819.18/22,204.08 = 10,427.40/x
  3. Step 3: Cross multiply
    14,819.18x = 22,204.08 × 10,427.40
  4. Step 4: Simplify right side
    14,819.18x = 231,530,907.06
  5. Step 5: Solve for x
    x = 231,530,907.06/14,819.18
  6. Step 6: Final answer
    x = 15,623.74

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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.