Home / 115,850.12-173,788.86-36,936.68

Finding the Fourth Proportional to 115,850.12, 173,788.86 and 36,936.68

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Solution

The fourth proportional to 115,850.12, 173,788.86 and 36,936.68 is: 55,409.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,850.12 : 173,788.86 = 36,936.68 : x
  2. Step 2: Convert to fraction form
    115,850.12/173,788.86 = 36,936.68/x
  3. Step 3: Cross multiply
    115,850.12x = 173,788.86 × 36,936.68
  4. Step 4: Simplify right side
    115,850.12x = 6,419,183,509.38
  5. Step 5: Solve for x
    x = 6,419,183,509.38/115,850.12
  6. Step 6: Final answer
    x = 55,409.38

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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.