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Finding the Fourth Proportional to 33,607.28, 50,418.60 and 10,235.60

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Solution

The fourth proportional to 33,607.28, 50,418.60 and 10,235.60 is: 15,355.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,607.28 : 50,418.60 = 10,235.60 : x
  2. Step 2: Convert to fraction form
    33,607.28/50,418.60 = 10,235.60/x
  3. Step 3: Cross multiply
    33,607.28x = 50,418.60 × 10,235.60
  4. Step 4: Simplify right side
    33,607.28x = 516,064,622.16
  5. Step 5: Solve for x
    x = 516,064,622.16/33,607.28
  6. Step 6: Final answer
    x = 15,355.74

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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.