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Finding the Fourth Proportional to 100,101.44, 150,194.02 and 43,912.56

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Solution

The fourth proportional to 100,101.44, 150,194.02 and 43,912.56 is: 65,887.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,101.44 : 150,194.02 = 43,912.56 : x
  2. Step 2: Convert to fraction form
    100,101.44/150,194.02 = 43,912.56/x
  3. Step 3: Cross multiply
    100,101.44x = 150,194.02 × 43,912.56
  4. Step 4: Simplify right side
    100,101.44x = 6,595,403,914.89
  5. Step 5: Solve for x
    x = 6,595,403,914.89/100,101.44
  6. Step 6: Final answer
    x = 65,887.20

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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.