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Finding the Fourth Proportional to 8,567.04, 12,850.56 and 3,953.28

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Solution

The fourth proportional to 8,567.04, 12,850.56 and 3,953.28 is: 5,929.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,567.04 : 12,850.56 = 3,953.28 : x
  2. Step 2: Convert to fraction form
    8,567.04/12,850.56 = 3,953.28/x
  3. Step 3: Cross multiply
    8,567.04x = 12,850.56 × 3,953.28
  4. Step 4: Simplify right side
    8,567.04x = 50,801,861.84
  5. Step 5: Solve for x
    x = 50,801,861.84/8,567.04
  6. Step 6: Final answer
    x = 5,929.92

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Similar ratio
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1.5x scale

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.