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Finding the Fourth Proportional to 8,737.64, 12,062.26 and 5,957.72

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Solution

The fourth proportional to 8,737.64, 12,062.26 and 5,957.72 is: 8,224.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737.64 : 12,062.26 = 5,957.72 : x
  2. Step 2: Convert to fraction form
    8,737.64/12,062.26 = 5,957.72/x
  3. Step 3: Cross multiply
    8,737.64x = 12,062.26 × 5,957.72
  4. Step 4: Simplify right side
    8,737.64x = 71,863,567.65
  5. Step 5: Solve for x
    x = 71,863,567.65/8,737.64
  6. Step 6: Final answer
    x = 8,224.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.