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1. Alice Walton
Alice Walton, the daughter of Walmart founder Sam Walton, is currently worth $42.7B. She opened Crystal Bridges Museum of American Art, a museum that features a collection worth around $500M, in her hometown of Bentonville, Arkansas. Out of her siblings, Alice is the least involved in the Walmart business, preferring to focus on her museum, horse breeding, and spending time with her family.