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Finding the Fourth Proportional to 69,475.53, 95,876.58 and 37,644.43

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Solution

The fourth proportional to 69,475.53, 95,876.58 and 37,644.43 is: 51,949.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,475.53 : 95,876.58 = 37,644.43 : x
  2. Step 2: Convert to fraction form
    69,475.53/95,876.58 = 37,644.43/x
  3. Step 3: Cross multiply
    69,475.53x = 95,876.58 × 37,644.43
  4. Step 4: Simplify right side
    69,475.53x = 3,609,219,204.45
  5. Step 5: Solve for x
    x = 3,609,219,204.45/69,475.53
  6. Step 6: Final answer
    x = 51,949.50

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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.