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Finding the Fourth Proportional to 14,916.15, 22,375.04 and 4,527.09

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Solution

The fourth proportional to 14,916.15, 22,375.04 and 4,527.09 is: 6,790.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,916.15 : 22,375.04 = 4,527.09 : x
  2. Step 2: Convert to fraction form
    14,916.15/22,375.04 = 4,527.09/x
  3. Step 3: Cross multiply
    14,916.15x = 22,375.04 × 4,527.09
  4. Step 4: Simplify right side
    14,916.15x = 101,293,797.20
  5. Step 5: Solve for x
    x = 101,293,797.20/14,916.15
  6. Step 6: Final answer
    x = 6,790.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.