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Finding the Fourth Proportional to 36,456, 54,604.70 and 17,696.53

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Solution

The fourth proportional to 36,456, 54,604.70 and 17,696.53 is: 26,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,456 : 54,604.70 = 17,696.53 : x
  2. Step 2: Convert to fraction form
    36,456/54,604.70 = 17,696.53/x
  3. Step 3: Cross multiply
    36,456x = 54,604.70 × 17,696.53
  4. Step 4: Simplify right side
    36,456x = 966,313,711.69
  5. Step 5: Solve for x
    x = 966,313,711.69/36,456
  6. Step 6: Final answer
    x = 26,506.30

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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.