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Finding the Fourth Proportional to 114,464.60, 157,961.60 and 64,163.60

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Solution

The fourth proportional to 114,464.60, 157,961.60 and 64,163.60 is: 88,546.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,464.60 : 157,961.60 = 64,163.60 : x
  2. Step 2: Convert to fraction form
    114,464.60/157,961.60 = 64,163.60/x
  3. Step 3: Cross multiply
    114,464.60x = 157,961.60 × 64,163.60
  4. Step 4: Simplify right side
    114,464.60x = 10,135,384,917.76
  5. Step 5: Solve for x
    x = 10,135,384,917.76/114,464.60
  6. Step 6: Final answer
    x = 88,546.02

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1.5x scale

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.