Four Fours/53

Puzzle

Using exactly $4$ instances of the number $4$, the task is to write an expression for $53$, using whatever arithmetical operations you consider necessary.

Solutions

Solution $1$

$53 = \dfrac {4!} {. \dot 4} - \dfrac 4 4$

Solution $2$

$53 = \dfrac {4! - \sqrt 4} {.4} - \sqrt 4$

Solution $3$

$53 = 44 + \dfrac 4 {. \dot 4}$

Also see

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