Frustrated by having his romantic encounters ruined by allergies, a model contacts Monthly Moso Science to investigate why hordes of cats congregate outside his apartment every night.
Hey, then we fixed the problem.
حللنا المشكلة إذاً
Hm? Na, dann ist die Sache doch erledigt!
En ese caso,
le hemos resuelto el problema.
En ese caso,
le hemos resuelto el problema.
Dans ce cas, l’affaire est close.
Bene, abbiamo risolto il problema allora.
Quer dizer que já está resolvido.
Тогда проблема решена. 
От нас же нужно, чтобы тут не было кошек.