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Finding the Fourth Proportional to 17,951.71, 26,927.58 and 8,589.53

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Solution

The fourth proportional to 17,951.71, 26,927.58 and 8,589.53 is: 12,884.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,951.71 : 26,927.58 = 8,589.53 : x
  2. Step 2: Convert to fraction form
    17,951.71/26,927.58 = 8,589.53/x
  3. Step 3: Cross multiply
    17,951.71x = 26,927.58 × 8,589.53
  4. Step 4: Simplify right side
    17,951.71x = 231,295,256.24
  5. Step 5: Solve for x
    x = 231,295,256.24/17,951.71
  6. Step 6: Final answer
    x = 12,884.30

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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.