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Finding the Fourth Proportional to 33,992.94, 50,982.58 and 11,807.31

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Solution

The fourth proportional to 33,992.94, 50,982.58 and 11,807.31 is: 17,708.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,992.94 : 50,982.58 = 11,807.31 : x
  2. Step 2: Convert to fraction form
    33,992.94/50,982.58 = 11,807.31/x
  3. Step 3: Cross multiply
    33,992.94x = 50,982.58 × 11,807.31
  4. Step 4: Simplify right side
    33,992.94x = 601,967,126.66
  5. Step 5: Solve for x
    x = 601,967,126.66/33,992.94
  6. Step 6: Final answer
    x = 17,708.59

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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.