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Finding the Fourth Proportional to 17,168.60, 25,733.70 and 8,845.40

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Solution

The fourth proportional to 17,168.60, 25,733.70 and 8,845.40 is: 13,258.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,168.60 : 25,733.70 = 8,845.40 : x
  2. Step 2: Convert to fraction form
    17,168.60/25,733.70 = 8,845.40/x
  3. Step 3: Cross multiply
    17,168.60x = 25,733.70 × 8,845.40
  4. Step 4: Simplify right side
    17,168.60x = 227,624,869.98
  5. Step 5: Solve for x
    x = 227,624,869.98/17,168.60
  6. Step 6: Final answer
    x = 13,258.21

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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.