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Finding the Fourth Proportional to 18,604.97, 25,673.53 and 10,536.31

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Solution

The fourth proportional to 18,604.97, 25,673.53 and 10,536.31 is: 14,539.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604.97 : 25,673.53 = 10,536.31 : x
  2. Step 2: Convert to fraction form
    18,604.97/25,673.53 = 10,536.31/x
  3. Step 3: Cross multiply
    18,604.97x = 25,673.53 × 10,536.31
  4. Step 4: Simplify right side
    18,604.97x = 270,504,270.87
  5. Step 5: Solve for x
    x = 270,504,270.87/18,604.97
  6. Step 6: Final answer
    x = 14,539.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.