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Finding the Fourth Proportional to 22,324.34, 33,486.51 and 10,486.29

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Solution

The fourth proportional to 22,324.34, 33,486.51 and 10,486.29 is: 15,729.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,324.34 : 33,486.51 = 10,486.29 : x
  2. Step 2: Convert to fraction form
    22,324.34/33,486.51 = 10,486.29/x
  3. Step 3: Cross multiply
    22,324.34x = 33,486.51 × 10,486.29
  4. Step 4: Simplify right side
    22,324.34x = 351,149,107.81
  5. Step 5: Solve for x
    x = 351,149,107.81/22,324.34
  6. Step 6: Final answer
    x = 15,729.43

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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.