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Finding the Fourth Proportional to 12,294.18, 18,441.25 and 4,903.82

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Solution

The fourth proportional to 12,294.18, 18,441.25 and 4,903.82 is: 7,355.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294.18 : 18,441.25 = 4,903.82 : x
  2. Step 2: Convert to fraction form
    12,294.18/18,441.25 = 4,903.82/x
  3. Step 3: Cross multiply
    12,294.18x = 18,441.25 × 4,903.82
  4. Step 4: Simplify right side
    12,294.18x = 90,432,639.00
  5. Step 5: Solve for x
    x = 90,432,639.00/12,294.18
  6. Step 6: Final answer
    x = 7,355.73

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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.