def METHOD_NAME(self, height):
    self.ui.doubleSpinBox_height_inches.blockSignals(True)
    new_height_inches = height / float(self.ui.spinBox_dpi.value())
    self.ui.doubleSpinBox_height_inches.setValue(new_height_inches)
    self.ui.doubleSpinBox_height_inches.blockSignals(False)