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Finding the Fourth Proportional to 100,501.44, 150,764.04 and 44,317.68

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Solution

The fourth proportional to 100,501.44, 150,764.04 and 44,317.68 is: 66,481.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,501.44 : 150,764.04 = 44,317.68 : x
  2. Step 2: Convert to fraction form
    100,501.44/150,764.04 = 44,317.68/x
  3. Step 3: Cross multiply
    100,501.44x = 150,764.04 × 44,317.68
  4. Step 4: Simplify right side
    100,501.44x = 6,681,512,480.23
  5. Step 5: Solve for x
    x = 6,681,512,480.23/100,501.44
  6. Step 6: Final answer
    x = 66,481.76

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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.