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Finding the Fourth Proportional to 8,833.65, 13,246.20 and 5,136.96

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Solution

The fourth proportional to 8,833.65, 13,246.20 and 5,136.96 is: 7,702.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,833.65 : 13,246.20 = 5,136.96 : x
  2. Step 2: Convert to fraction form
    8,833.65/13,246.20 = 5,136.96/x
  3. Step 3: Cross multiply
    8,833.65x = 13,246.20 × 5,136.96
  4. Step 4: Simplify right side
    8,833.65x = 68,045,199.55
  5. Step 5: Solve for x
    x = 68,045,199.55/8,833.65
  6. Step 6: Final answer
    x = 7,702.95

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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.