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Finding the Fourth Proportional to 22,622.16, 33,936.48 and 7,041

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Solution

The fourth proportional to 22,622.16, 33,936.48 and 7,041 is: 10,562.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,622.16 : 33,936.48 = 7,041 : x
  2. Step 2: Convert to fraction form
    22,622.16/33,936.48 = 7,041/x
  3. Step 3: Cross multiply
    22,622.16x = 33,936.48 × 7,041
  4. Step 4: Simplify right side
    22,622.16x = 238,946,755.68
  5. Step 5: Solve for x
    x = 238,946,755.68/22,622.16
  6. Step 6: Final answer
    x = 10,562.51

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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.