Mario is going to save $$\(\$ 50\)$$ in the year 2021 He is going to continue to save, up to and including the year 2070, by increasing the amount he saves each year by $$\(\$ k\)$$ Mario will save a total of $$\(\$ 33125\)$$ from 2021 to 2070 Work out the value of $$\(k\)$$. $$\(k=\)$$

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