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Finding the Fourth Proportional to 8,141.59, 12,214.22 and 3,461.76

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Solution

The fourth proportional to 8,141.59, 12,214.22 and 3,461.76 is: 5,193.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,141.59 : 12,214.22 = 3,461.76 : x
  2. Step 2: Convert to fraction form
    8,141.59/12,214.22 = 3,461.76/x
  3. Step 3: Cross multiply
    8,141.59x = 12,214.22 × 3,461.76
  4. Step 4: Simplify right side
    8,141.59x = 42,282,725.01
  5. Step 5: Solve for x
    x = 42,282,725.01/8,141.59
  6. Step 6: Final answer
    x = 5,193.42

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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.