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Finding the Fourth Proportional to 61,173.44, 91,786.08 and 33,439.04

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Solution

The fourth proportional to 61,173.44, 91,786.08 and 33,439.04 is: 50,172.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,173.44 : 91,786.08 = 33,439.04 : x
  2. Step 2: Convert to fraction form
    61,173.44/91,786.08 = 33,439.04/x
  3. Step 3: Cross multiply
    61,173.44x = 91,786.08 × 33,439.04
  4. Step 4: Simplify right side
    61,173.44x = 3,069,238,400.56
  5. Step 5: Solve for x
    x = 3,069,238,400.56/61,173.44
  6. Step 6: Final answer
    x = 50,172.73

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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.