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Finding the Fourth Proportional to 63,945.60, 95,961.60 and 35,865.60

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Solution

The fourth proportional to 63,945.60, 95,961.60 and 35,865.60 is: 53,822.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,945.60 : 95,961.60 = 35,865.60 : x
  2. Step 2: Convert to fraction form
    63,945.60/95,961.60 = 35,865.60/x
  3. Step 3: Cross multiply
    63,945.60x = 95,961.60 × 35,865.60
  4. Step 4: Simplify right side
    63,945.60x = 3,441,720,360.96
  5. Step 5: Solve for x
    x = 3,441,720,360.96/63,945.60
  6. Step 6: Final answer
    x = 53,822.63

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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.