The Golden Ratio by Ace of Base

The Golden Ratio is the fifth and the final album by Swedish pop music group, Ace of Base. It was recorded in early 2009 through mid-2010. It is the only album to feature two new vocalists: Clara Hagman and Julia Williamson. Production on this album initially began with former band member and lead vocalist, Jenny Berggren in which the resulting sessions were shelved. The Golden Ratio marks the band's first album of completely new material since their 2002 album, Da Capo. The album entered the German album charts at number 20 and at number 100 in Switzerland.