UPDATE 2-Mexico's No. 2 retailer Soriana posts lower 4th-qtr profit

MEXICO CITY, Feb 25 (Reuters) - Mexico's second-biggest retailer, Organizacion Soriana, on Monday reported its fourth-quarter profit fell 8.7 percent, hurt by a rise in costs. The supermarket chain said quarterly profit slipped to 1.106 billion pesos ($86 million) from 1.212 billion pesos in the October-December period in 2011. Sales costs and general costs both increased 6 percent from the year-earlier quarter, offsetting a 5 percent rise in quarterly revenue to 29.206 billion pesos fro