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Finding the Fourth Proportional to 107,383.88, 161,105.02 and 37,268.68

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Solution

The fourth proportional to 107,383.88, 161,105.02 and 37,268.68 is: 55,913.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,383.88 : 161,105.02 = 37,268.68 : x
  2. Step 2: Convert to fraction form
    107,383.88/161,105.02 = 37,268.68/x
  3. Step 3: Cross multiply
    107,383.88x = 161,105.02 × 37,268.68
  4. Step 4: Simplify right side
    107,383.88x = 6,004,171,436.77
  5. Step 5: Solve for x
    x = 6,004,171,436.77/107,383.88
  6. Step 6: Final answer
    x = 55,913.15

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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.