Home / 107,956.22-161,936.36-36,895.12

Finding the Fourth Proportional to 107,956.22, 161,936.36 and 36,895.12

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Solution

The fourth proportional to 107,956.22, 161,936.36 and 36,895.12 is: 55,343.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,956.22 : 161,936.36 = 36,895.12 : x
  2. Step 2: Convert to fraction form
    107,956.22/161,936.36 = 36,895.12/x
  3. Step 3: Cross multiply
    107,956.22x = 161,936.36 × 36,895.12
  4. Step 4: Simplify right side
    107,956.22x = 5,974,661,434.56
  5. Step 5: Solve for x
    x = 5,974,661,434.56/107,956.22
  6. Step 6: Final answer
    x = 55,343.37

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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.