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Finding the Fourth Proportional to 33,466.28, 50,131.07 and 18,683.07

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Solution

The fourth proportional to 33,466.28, 50,131.07 and 18,683.07 is: 27,986.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,466.28 : 50,131.07 = 18,683.07 : x
  2. Step 2: Convert to fraction form
    33,466.28/50,131.07 = 18,683.07/x
  3. Step 3: Cross multiply
    33,466.28x = 50,131.07 × 18,683.07
  4. Step 4: Simplify right side
    33,466.28x = 936,602,336.69
  5. Step 5: Solve for x
    x = 936,602,336.69/33,466.28
  6. Step 6: Final answer
    x = 27,986.45

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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.