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Finding the Fourth Proportional to 8,567.65, 12,850.17 and 2,723.50

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Solution

The fourth proportional to 8,567.65, 12,850.17 and 2,723.50 is: 4,084.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,567.65 : 12,850.17 = 2,723.50 : x
  2. Step 2: Convert to fraction form
    8,567.65/12,850.17 = 2,723.50/x
  3. Step 3: Cross multiply
    8,567.65x = 12,850.17 × 2,723.50
  4. Step 4: Simplify right side
    8,567.65x = 34,997,438.00
  5. Step 5: Solve for x
    x = 34,997,438.00/8,567.65
  6. Step 6: Final answer
    x = 4,084.84

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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.