Write each place value from the word form as digits, then combine.<br><br>
&bull; Thousands: Seventy-two thousand = 72 × 1 000 = 72000<br>
&bull; Hundreds: three hundred = 300<br>
&bull; Tens and ones: fifty-four = 54<br>
&bull; Combine: 72000 + 300 + 54 = 72354<br>
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Final Answer: 72354