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Finding the Fourth Proportional to 33,959.67, 50,941.80 and 8,999.43

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Solution

The fourth proportional to 33,959.67, 50,941.80 and 8,999.43 is: 13,499.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,959.67 : 50,941.80 = 8,999.43 : x
  2. Step 2: Convert to fraction form
    33,959.67/50,941.80 = 8,999.43/x
  3. Step 3: Cross multiply
    33,959.67x = 50,941.80 × 8,999.43
  4. Step 4: Simplify right side
    33,959.67x = 458,447,163.17
  5. Step 5: Solve for x
    x = 458,447,163.17/33,959.67
  6. Step 6: Final answer
    x = 13,499.75

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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.