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Finding the Fourth Proportional to 22,622.70, 33,943.14 and 10,134.12

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Solution

The fourth proportional to 22,622.70, 33,943.14 and 10,134.12 is: 15,205.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,622.70 : 33,943.14 = 10,134.12 : x
  2. Step 2: Convert to fraction form
    22,622.70/33,943.14 = 10,134.12/x
  3. Step 3: Cross multiply
    22,622.70x = 33,943.14 × 10,134.12
  4. Step 4: Simplify right side
    22,622.70x = 343,983,853.94
  5. Step 5: Solve for x
    x = 343,983,853.94/22,622.70
  6. Step 6: Final answer
    x = 15,205.25

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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.