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Finding the Fourth Proportional to 69,896.57, 95,914.74 and 63,560.57

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Solution

The fourth proportional to 69,896.57, 95,914.74 and 63,560.57 is: 87,220.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,896.57 : 95,914.74 = 63,560.57 : x
  2. Step 2: Convert to fraction form
    69,896.57/95,914.74 = 63,560.57/x
  3. Step 3: Cross multiply
    69,896.57x = 95,914.74 × 63,560.57
  4. Step 4: Simplify right side
    69,896.57x = 6,096,395,704.70
  5. Step 5: Solve for x
    x = 6,096,395,704.70/69,896.57
  6. Step 6: Final answer
    x = 87,220.24

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.