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Finding the Fourth Proportional to 9,822.14, 14,713.14 and 8,173.38

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Solution

The fourth proportional to 9,822.14, 14,713.14 and 8,173.38 is: 12,243.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,822.14 : 14,713.14 = 8,173.38 : x
  2. Step 2: Convert to fraction form
    9,822.14/14,713.14 = 8,173.38/x
  3. Step 3: Cross multiply
    9,822.14x = 14,713.14 × 8,173.38
  4. Step 4: Simplify right side
    9,822.14x = 120,256,084.21
  5. Step 5: Solve for x
    x = 120,256,084.21/9,822.14
  6. Step 6: Final answer
    x = 12,243.37

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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.