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Finding the Fourth Proportional to 14,725.76, 22,040.04 and 9,183.20

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Solution

The fourth proportional to 14,725.76, 22,040.04 and 9,183.20 is: 13,744.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,725.76 : 22,040.04 = 9,183.20 : x
  2. Step 2: Convert to fraction form
    14,725.76/22,040.04 = 9,183.20/x
  3. Step 3: Cross multiply
    14,725.76x = 22,040.04 × 9,183.20
  4. Step 4: Simplify right side
    14,725.76x = 202,398,095.33
  5. Step 5: Solve for x
    x = 202,398,095.33/14,725.76
  6. Step 6: Final answer
    x = 13,744.49

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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.