Home / 76,616.22-114,993.86-39,202.14

Finding the Fourth Proportional to 76,616.22, 114,993.86 and 39,202.14

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Solution

The fourth proportional to 76,616.22, 114,993.86 and 39,202.14 is: 58,838.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,616.22 : 114,993.86 = 39,202.14 : x
  2. Step 2: Convert to fraction form
    76,616.22/114,993.86 = 39,202.14/x
  3. Step 3: Cross multiply
    76,616.22x = 114,993.86 × 39,202.14
  4. Step 4: Simplify right side
    76,616.22x = 4,508,005,202.85
  5. Step 5: Solve for x
    x = 4,508,005,202.85/76,616.22
  6. Step 6: Final answer
    x = 58,838.78

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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.