From my highest weight, I've lost over 100 Lbs so far and since I had switched over to juice fasting and eating raw I noticed my skin had really tightened up. As of right now, I no longer have any loose skin and I hope to keep it that way! Plus, you've got age on your side. Here's some links that I had posted in my blog about the subject of loose skin:
"I have seen people lose over 50 pounds in 30 days without flabby skin. Natural elasticity and skin tone had been restored. Their friends were in shock as the difference was so amazing...."