Home / 117,694.44-177,182.06-107,231.67

Finding the Fourth Proportional to 117,694.44, 177,182.06 and 107,231.67

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Solution

The fourth proportional to 117,694.44, 177,182.06 and 107,231.67 is: 161,430.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,694.44 : 177,182.06 = 107,231.67 : x
  2. Step 2: Convert to fraction form
    117,694.44/177,182.06 = 107,231.67/x
  3. Step 3: Cross multiply
    117,694.44x = 177,182.06 × 107,231.67
  4. Step 4: Simplify right side
    117,694.44x = 18,999,527,651.68
  5. Step 5: Solve for x
    x = 18,999,527,651.68/117,694.44
  6. Step 6: Final answer
    x = 161,430.97

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.