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Finding the Fourth Proportional to 64,015.60, 95,850.60 and 50,191.60

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Solution

The fourth proportional to 64,015.60, 95,850.60 and 50,191.60 is: 75,151.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,015.60 : 95,850.60 = 50,191.60 : x
  2. Step 2: Convert to fraction form
    64,015.60/95,850.60 = 50,191.60/x
  3. Step 3: Cross multiply
    64,015.60x = 95,850.60 × 50,191.60
  4. Step 4: Simplify right side
    64,015.60x = 4,810,894,974.96
  5. Step 5: Solve for x
    x = 4,810,894,974.96/64,015.60
  6. Step 6: Final answer
    x = 75,151.92

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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.