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Finding the Fourth Proportional to 69,410.10, 95,785.83 and 37,578.99

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Solution

The fourth proportional to 69,410.10, 95,785.83 and 37,578.99 is: 51,858.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,410.10 : 95,785.83 = 37,578.99 : x
  2. Step 2: Convert to fraction form
    69,410.10/95,785.83 = 37,578.99/x
  3. Step 3: Cross multiply
    69,410.10x = 95,785.83 × 37,578.99
  4. Step 4: Simplify right side
    69,410.10x = 3,599,534,747.71
  5. Step 5: Solve for x
    x = 3,599,534,747.71/69,410.10
  6. Step 6: Final answer
    x = 51,858.95

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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.