LCM( 74, 37 ) = 74
The formula for finding LCM is
$$ \text{LCM} (a, b) = \frac{ a \cdot b }{ \text{GCD}(a,b)} $$In this example we have: a = 74, b = 37 and GCD(74, 37) = 37.
$$ \text{LCM} (74, 37) = \frac{ 74 \cdot 37 }{ \text{GCD}(74,37)} = \frac{ 2738 }{ 37 } = 74 $$