By Senior Reporter ALEX Eala of the Philippines has sustained her ascent in the world rankings, now at a career-high 763 in the latest list released by the Women’s Tennis Association (WTA). Fifteen-year-old Eala saw her rankings climb by 140 points from her previous spot built on strong showing in recent tournaments she participated in. Ms. Eala, a Rafa Nadal Academy scholar and longtime Globe ambassador, won her first professional women’s singles title when she defeated Spanish player Yvonne Cavalle-Reimers in the finals of the first leg of the Rafael Nadal Academy ITF World Tennis Tour in Mallorca, Spain, last month.