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Finding the Fourth Proportional to 22,168.60, 33,252.90 and 9,694.60

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Solution

The fourth proportional to 22,168.60, 33,252.90 and 9,694.60 is: 14,541.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,168.60 : 33,252.90 = 9,694.60 : x
  2. Step 2: Convert to fraction form
    22,168.60/33,252.90 = 9,694.60/x
  3. Step 3: Cross multiply
    22,168.60x = 33,252.90 × 9,694.60
  4. Step 4: Simplify right side
    22,168.60x = 322,373,564.34
  5. Step 5: Solve for x
    x = 322,373,564.34/22,168.60
  6. Step 6: Final answer
    x = 14,541.90

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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.