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Finding the Fourth Proportional to 9,234.90, 13,854.87 and 2,995.20

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Solution

The fourth proportional to 9,234.90, 13,854.87 and 2,995.20 is: 4,493.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,234.90 : 13,854.87 = 2,995.20 : x
  2. Step 2: Convert to fraction form
    9,234.90/13,854.87 = 2,995.20/x
  3. Step 3: Cross multiply
    9,234.90x = 13,854.87 × 2,995.20
  4. Step 4: Simplify right side
    9,234.90x = 41,498,106.62
  5. Step 5: Solve for x
    x = 41,498,106.62/9,234.90
  6. Step 6: Final answer
    x = 4,493.62

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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.