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Finding the Fourth Proportional to 29,576.32, 44,357.76 and 8,516.32

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Solution

The fourth proportional to 29,576.32, 44,357.76 and 8,516.32 is: 12,772.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,576.32 : 44,357.76 = 8,516.32 : x
  2. Step 2: Convert to fraction form
    29,576.32/44,357.76 = 8,516.32/x
  3. Step 3: Cross multiply
    29,576.32x = 44,357.76 × 8,516.32
  4. Step 4: Simplify right side
    29,576.32x = 377,764,878.64
  5. Step 5: Solve for x
    x = 377,764,878.64/29,576.32
  6. Step 6: Final answer
    x = 12,772.55

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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.