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Finding the Fourth Proportional to 18,449.44, 25,463.76 and 17,324.08

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Solution

The fourth proportional to 18,449.44, 25,463.76 and 17,324.08 is: 23,910.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,449.44 : 25,463.76 = 17,324.08 : x
  2. Step 2: Convert to fraction form
    18,449.44/25,463.76 = 17,324.08/x
  3. Step 3: Cross multiply
    18,449.44x = 25,463.76 × 17,324.08
  4. Step 4: Simplify right side
    18,449.44x = 441,136,215.34
  5. Step 5: Solve for x
    x = 441,136,215.34/18,449.44
  6. Step 6: Final answer
    x = 23,910.55

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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.