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Finding the Fourth Proportional to 33,012, 45,535.20 and 19,573.44

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Solution

The fourth proportional to 33,012, 45,535.20 and 19,573.44 is: 26,998.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,012 : 45,535.20 = 19,573.44 : x
  2. Step 2: Convert to fraction form
    33,012/45,535.20 = 19,573.44/x
  3. Step 3: Cross multiply
    33,012x = 45,535.20 × 19,573.44
  4. Step 4: Simplify right side
    33,012x = 891,280,505.09
  5. Step 5: Solve for x
    x = 891,280,505.09/33,012
  6. Step 6: Final answer
    x = 26,998.68

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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.