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Finding the Fourth Proportional to 22,628.52, 33,964.38 and 13,880.52

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Solution

The fourth proportional to 22,628.52, 33,964.38 and 13,880.52 is: 20,834.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,628.52 : 33,964.38 = 13,880.52 : x
  2. Step 2: Convert to fraction form
    22,628.52/33,964.38 = 13,880.52/x
  3. Step 3: Cross multiply
    22,628.52x = 33,964.38 × 13,880.52
  4. Step 4: Simplify right side
    22,628.52x = 471,443,255.88
  5. Step 5: Solve for x
    x = 471,443,255.88/22,628.52
  6. Step 6: Final answer
    x = 20,834.03

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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.