50th

this is the 50th year of the company's existence.

he finished the 50th marathon of his career.

we celebrated the 50th anniversary of their wedding.

it was the 50th time she visited the museum.

the 50th floor offers stunning city views.

he placed 50th in the national competition.

this is the 50th edition of the annual report.

the 50th state joined the union in 1912.

she's writing the 50th chapter of her novel.

it's the 50th episode of the popular tv series.

he was the 50th person to sign the petition.