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Finding the Fourth Proportional to 110,464.60, 152,441.13 and 60,163.60

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Solution

The fourth proportional to 110,464.60, 152,441.13 and 60,163.60 is: 83,025.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,464.60 : 152,441.13 = 60,163.60 : x
  2. Step 2: Convert to fraction form
    110,464.60/152,441.13 = 60,163.60/x
  3. Step 3: Cross multiply
    110,464.60x = 152,441.13 × 60,163.60
  4. Step 4: Simplify right side
    110,464.60x = 9,171,407,168.87
  5. Step 5: Solve for x
    x = 9,171,407,168.87/110,464.60
  6. Step 6: Final answer
    x = 83,025.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.