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Finding the Fourth Proportional to 193,847.58, 290,771.28 and 60,738.30

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Solution

The fourth proportional to 193,847.58, 290,771.28 and 60,738.30 is: 91,107.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,847.58 : 290,771.28 = 60,738.30 : x
  2. Step 2: Convert to fraction form
    193,847.58/290,771.28 = 60,738.30/x
  3. Step 3: Cross multiply
    193,847.58x = 290,771.28 × 60,738.30
  4. Step 4: Simplify right side
    193,847.58x = 17,660,953,236.02
  5. Step 5: Solve for x
    x = 17,660,953,236.02/193,847.58
  6. Step 6: Final answer
    x = 91,107.42

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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.