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Finding the Fourth Proportional to 33,947.52, 50,904.84 and 19,912.14

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Solution

The fourth proportional to 33,947.52, 50,904.84 and 19,912.14 is: 29,858.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,947.52 : 50,904.84 = 19,912.14 : x
  2. Step 2: Convert to fraction form
    33,947.52/50,904.84 = 19,912.14/x
  3. Step 3: Cross multiply
    33,947.52x = 50,904.84 × 19,912.14
  4. Step 4: Simplify right side
    33,947.52x = 1,013,624,300.76
  5. Step 5: Solve for x
    x = 1,013,624,300.76/33,947.52
  6. Step 6: Final answer
    x = 29,858.57

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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.