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Finding the Fourth Proportional to 22,151.80, 33,154.80 and 17,194.60

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Solution

The fourth proportional to 22,151.80, 33,154.80 and 17,194.60 is: 25,735.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,151.80 : 33,154.80 = 17,194.60 : x
  2. Step 2: Convert to fraction form
    22,151.80/33,154.80 = 17,194.60/x
  3. Step 3: Cross multiply
    22,151.80x = 33,154.80 × 17,194.60
  4. Step 4: Simplify right side
    22,151.80x = 570,083,524.08
  5. Step 5: Solve for x
    x = 570,083,524.08/22,151.80
  6. Step 6: Final answer
    x = 25,735.31

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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.