Ballerina Maria Tallchief, whose legendary upward push in the New York City Ballet led her to transform the muse — and in brief the wife — of choreographer George Balanchine, has died on the age of 88. She died Thursday in a Chicago sanatorium, her daughter validated Friday to the AP and the New York Occasions.No cause of death used to be released, even supposing she had suffered issues from a hip she broke in December,…