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Finding the Fourth Proportional to 69,453.05, 95,844.87 and 37,622

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Solution

The fourth proportional to 69,453.05, 95,844.87 and 37,622 is: 51,918.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,453.05 : 95,844.87 = 37,622 : x
  2. Step 2: Convert to fraction form
    69,453.05/95,844.87 = 37,622/x
  3. Step 3: Cross multiply
    69,453.05x = 95,844.87 × 37,622
  4. Step 4: Simplify right side
    69,453.05x = 3,605,875,699.14
  5. Step 5: Solve for x
    x = 3,605,875,699.14/69,453.05
  6. Step 6: Final answer
    x = 51,918.18

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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.