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Finding the Fourth Proportional to 8,567.37, 12,850.86 and 3,950.37

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Solution

The fourth proportional to 8,567.37, 12,850.86 and 3,950.37 is: 5,925.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,567.37 : 12,850.86 = 3,950.37 : x
  2. Step 2: Convert to fraction form
    8,567.37/12,850.86 = 3,950.37/x
  3. Step 3: Cross multiply
    8,567.37x = 12,850.86 × 3,950.37
  4. Step 4: Simplify right side
    8,567.37x = 50,765,651.82
  5. Step 5: Solve for x
    x = 50,765,651.82/8,567.37
  6. Step 6: Final answer
    x = 5,925.47

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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.