3. If the distance from point [tex]\( A \)[/tex] to [tex]\( B \)[/tex] is [tex]\(\frac{81}{4} \, m\)[/tex], and the distance from point [tex]\( B \)[/tex] to [tex]\( C \)[/tex] is [tex]\(\frac{31}{2} \, m\)[/tex], what is the total distance from [tex]\( A \)[/tex] to [tex]\( C \)[/tex]?