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Finding the Fourth Proportional to 8,571.52, 12,835.26 and 5,935.28

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Solution

The fourth proportional to 8,571.52, 12,835.26 and 5,935.28 is: 8,887.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,571.52 : 12,835.26 = 5,935.28 : x
  2. Step 2: Convert to fraction form
    8,571.52/12,835.26 = 5,935.28/x
  3. Step 3: Cross multiply
    8,571.52x = 12,835.26 × 5,935.28
  4. Step 4: Simplify right side
    8,571.52x = 76,180,797.80
  5. Step 5: Solve for x
    x = 76,180,797.80/8,571.52
  6. Step 6: Final answer
    x = 8,887.66

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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.